100+ Genies Nicknames for William (+ 12 Tips for Choosing the Perfect Nick for William)



Nicknames for William

Looking for the perfect nickname for a William in your life? Whether you’re seeking something cute, funny, or traditional, we’ve compiled an extensive list of nicknames for this classic name. From time-honored variations to creative modern twists, you’ll find the ideal nickname below.

William – Name Origin & Etymology

The name William has Germanic roots, and its meaning is deeply tied to strength and protection. It is derived from the Old High German name Willihelm, which is composed of two parts:

  1. “Willi”: A short form of “will”, meaning “desire,” “will,” or “resolution.”
  2. “Helm”: Meaning “helmet” or “protection.”

Therefore, William can be interpreted as “resolute protector” or “strong-willed protector.”

  • Old High German: WillihelmWilli (will/resolve) + helm (helmet/protection)
  • French Influence: The name was introduced to England by the Normans after the conquest of England in 1066. The most famous bearer was William the Conqueror, whose reign helped spread the name across Europe and the English-speaking world.
  • Anglo-Saxon Adoption: In England, William became a widely adopted name, evolving from the Old French Guillaume (which was the Norman version of the name) into the more modern William.

The name William is widely used across many languages and cultures, often with slight variations as follows:

  • Guillaume (French)
  • Guglielmo (Italian)
  • Wilhelm (German, Scandinavian)
  • Guillermo (Spanish)
  • Vilhelm (Danish, Norwegian, Swedish)
  • Willem (Dutch)

The name William has long been associated with royalty, particularly in English and European history. Several kings and monarchs have been named William, including William the Conqueror, who famously invaded England in 1066, and William III of England.

It is also a popular name in many European royal families, ensuring its continued use across generations.

Famous Bearers:

    • William Shakespeare: The legendary English playwright whose name continues to evoke creativity and intelligence.
    • William Wordsworth: The famous poet associated with the Romantic movement.
    • William Faulkner: Renowned American writer and Nobel laureate.
    • Prince William: The Duke of Cambridge, who is part of the British royal family.

The name’s popularity among English-speaking royalty and historical figures makes it a name associated with nobility, power, and influence. This could inspire nicknames with a regal or noble flair (e.g., Willington, Willroy).

Nicknames Derived from William

Because of its length and formality, William lends itself well to a variety of nicknames. The most common include Bill, Billy, Will, and Willy. But as you’ve seen, the possibilities can be much more creative, with playful options like Wills, Willykins, and even Will-o.

The versatility of William makes it suitable for a wide range of personalities, from the regal and formal to the fun and affectionate.

The meaning of “resolute protector” speaks to the qualities often associated with those who bear the name: leadership, determination, protection, and strength.

In terms of numerology, William has a number 7 vibration, which is often associated with intellectual and spiritual qualities, as well as introspection.

Nicknames for William – Editor’s Top 10 Picks

  1. Will – The classic, timeless shortened form
  2. Bill – Traditional nickname that’s stood the test of time
  3. Liam – Modern Irish variation that’s gained worldwide popularity
  4. Billy – Playful, youthful version that works at any age
  5. Willie – Friendly, approachable variation
  6. Mac – Short for William in Scottish tradition
  7. Willy – Endearing variation of Will
  8. Billie – Gender-neutral alternative spelling
  9. W – Minimalist, modern initial nickname
  10. Wild Bill – For the adventurous William

100+ Cool Nicknames for William

Wordplay & Combinations

  • Will-O (Like a mystical will-o’-wisp, perfect for a magical personality)
  • Willow (Nature-inspired twist, ideal for a gentle soul)
  • Willster (Adding -ster gives it a cool, modern vibe)
  • Wilkie (Softer variation with a vintage feel)
  • W-Man (Superhero-style nickname)
  • Willz (Modern, edgy take on Will)
  • Willbird (For a free-spirited William)
  • Willbee (Sweet as honey nickname)
  • Willmatic (For the automatic success machine)
  • Willpower (Perfect for a determined individual)
  • Willba (Playful twist)
  • Willington (Sophisticated elongation)
  • Willarino (Italian-inspired flair)
  • Will-Way (Because where there’s a will, there’s a way)
  • Willsome (For an awesome William)
  • Willdo (Can-do attitude nickname)
  • Will-Win (For the perpetual achiever)
  • Willwise (For the sage William)
  • Willrock (For the music lover)
  • Willmax (Maximum Will power)
  • Willito (For a little or younger William)
  • Willoo (Soft and charming, with an extra “oo” for sweetness)
  • Will-nificent (For a magnificent Will!)
  • Willy-Woo (Cute and affectionate variation)
  • Willsmith (For a “fresh” and charming William)
  • Willy-Way (A nod to the famous saying, “Where there’s a will, there’s a way”)
  • Willtastic (For someone who’s fantastic!)
  • Willcharm (For a charming personality)
  • Willy-Whiz (For someone who’s really quick-witted)
  • Willspresso (For an energetic, coffee-loving William)
  • Willorama (A fun, dramatic take on William)
  • Willy-Wonder (For the amazing or curious person)
  • Willsy (For a sweet and casual feel)
  • Wilmatic (Like automatic, but with a cool twist)
  • Willfinity (Infinite Will power, forever inspiring)
  • Willbino (A quirky, fun twist on Will)
  • Willitoo (A soft, affectionate take on Will)
  • Willypop (For the person who’s always popping with energy)
  • Willdawg (For a cool, laid-back William)
  • Willzilla (For the “giant” of success and power)
  • Willsterling (A classy, refined version of Will)
  • Willmation (For someone full of imagination and energy)
  • Willocity (For someone with speed and energy)
  • Willjack (For a strong and adventurous Will)
  • Willvision (For the visionary William)
  • Willsy-Boo (For a cute, affectionate version)
  • Willivision (For someone who sees the world with clear perspective)
  • Willionaire (For someone who’s destined for success and wealth)
  • Willytude (For someone with a bold, confident attitude)
  • Willtop (For someone at the top of their game)
  • Williscious (Deliciously charming)
  • Willforce (For the strong-willed and determined)
  • Willking (For the one with royal qualities)
  • Willvibe (For someone who always brings a great vibe)
  • Willrise (For the one who rises above challenges)
  • Willix (A playful twist on William with a touch of coolness)
  • Willguy (A relaxed, casual take on Will)
  • Willnova (Like a stellar explosion of charisma)
  • Willfast (For someone who’s quick and agile)
  • Willcool (For a cool and composed personality)

Rhyming & Musical Nicknames

  • Billy-Dilly (Playful rhyming nickname)
  • Willy-Nilly (For the free-spirited and casual William)
  • Bill-Mill
  • Willy-Silly
  • Billionaire (For the wealthy in spirit or pocket)
  • Will-Drill (Perfect for the focused, determined type)
  • Willy-Chilly (For the cool, laid-back William)
  • Bill-Pill
  • Willie-Millie
  • Will-Thrill (For the exciting personality)
  • Billy-Philly
  • Will-Skill (For the talented William)
  • Willy-Dilly
  • Bill-Hill
  • Will-Fill
  • Billy-Lily
  • Will-Still
  • Billy-Willy
  • Will-Quill (For the writer)
  • Bill-Till

Cute & Affectionate Nicknames

  • Willster (A playful, cool nickname)
  • Willypops (Fun and sweet-sounding)
  • Billybug (For a playful little one)
  • Willylicious (For the one who’s just deliciously charming)
  • B-Will (Modern and cool version)
  • Willywoo (For the shy or sweet William)
  • Will-o’-the-wisp (For a charming, elusive personality)
  • Willykins (A cutesy, affectionate form)
  • Williepie (Like “sweetie pie” but for William)
  • Lil’ Billy (For a little William)
  • Willysnuggles (For the one you want to cuddle with)
  • Billiebear (For a teddy-bear-like William)
  • Willster the Twister (A playful and mischievous nickname)
  • Billydoodle (For a fun, artsy William)
  • Willz (Cool, modern twist on William)
  • Willaroo (A cute twist with animal reference)
  • Willito (For a little William)
  • Billipops (Sweet and fun)
  • Williammy (A mix of William and yummy)
  • Willywhiskers (For a scruffy or cute vibe)
  • Williewoo (Endearing, soft nickname)
  • Billiebug (Playful and cute)
  • Willywink (For the flirty or charming one)
  • Willow (A serene and nature-inspired nickname)
  • Willydoodle (For the fun, creative William)
  • Billyboo-boo (Super affectionate, with a little “baby” twist)
  • Willzie (A cute shortening for a trendy vibe)
  • Willybaby (For a young or baby-faced William)
  • Willmister (For a more grown-up, charming vibe)
  • Willypuff (For a soft and fluffy William)
  • Billybugger (Playfully teasing)
  • Willberry (Sweet like a berry)
  • B-Willy (A cool and fun variation)
  • Willowoo (Soft and sweet-sounding)
  • Willybean (For someone small and cute)
  • Williboy (Affectionate and simple)
  • Billysmile (For a William who always smiles)
  • Willysnack (For someone irresistibly cute)
  • Billieboo (Affectionate with a dash of fun)
  • Billybuggy (Sweet and playful)
  • Willywhirl (For an energetic, busy William)
  • Willpup (For someone who’s lovable like a puppy)
  • Willowisp (For a mysterious, gentle William)
  • Willylicious (For the sweet and charming type)
  • Willyflower (For someone with a gentle or romantic nature)
  • Willytots (Perfect for a little or toddler-aged William)
  • Billyboo Bear (Super cuddly and cute!)
  • Willijoe (A cool, down-to-earth version)
  • Willycuddle (For someone you want to snuggle with)
  • Billyheart (For the one who steals hearts)
  • Wilster the Whiz (For a clever William)
  • Willitoo (Cutesy and playful with a hint of affection)
  • Billyangel (For someone with a sweet, angelic nature)
  • Willywag (For the one with a lot of energy)
  • Willbino (A quirky, fun twist)

Funny & Playful Nicknames

  • Wild Bill (For the adventurous soul)
  • Bill-Board (For the attention-getter)
  • Will.i.am (Pop culture reference)
  • Dollar Bill (For the business-minded)
  • Buffalo Bill (Wild West reference)
  • Bill-ding (For the architect or builder)
  • Williaminator (Terminator-inspired)
  • Bill-ionaire (For the ambitious)
  • Will Power (For the determined)
  • Silly Willy
  • Bill-dozer (For the unstoppable force)
  • Will-derbeest (Animal-inspired fun)
  • William the Conqueror (Historical reference)
  • Bill-istic (For the energetic William)
  • Willzilla (Monster-sized personality)
  • Bill-On-Wheels (For the active type)
  • Will-cabra (Mythical creature spin)
  • Bill-iard (For the pool player)
  • Willy Wonka (For the creative type)
  • Bill-iant (Brilliant William)

30 Famous People Named William and Their Nicknames

Here is a list of famous people with the name William (or Bill) and the nicknames they’ve been known by. From historical figures to modern celebrities, these individuals have earned unique and memorable nicknames.

1. William Shakespeare (Legendary Playwright)

Nickname(s): The Bard, The Swan of Avon, The Sweet Swan, The Upstart Crow

Shakespeare is often called “The Bard” as he is widely regarded as the greatest playwright in the English language. “The Swan of Avon” refers to his birthplace, Stratford-upon-Avon, and his graceful writing. “The Upstart Crow” was a nickname given by his contemporaries, perhaps in reference to his rise to fame from humble beginnings.

2. Prince William (British Royal)

Nickname(s): Wills, Big Willie, Billy, Prince Charming, Wombat

“Wills” is a common and affectionate shorthand used by the press and the public. “Big Willie” is a playful, often humorous variation, and “Wombat” was a nickname given by his mother, Princess Diana, reportedly due to his down-to-earth nature and somewhat clumsy charm.

3. Bill Gates (Tech Pioneer)

Nickname(s): Billy G, The Tech Titan, The Digital Duke, Brainiac

Bill Gates is often referred to as “Billy G” among friends and the tech world, showing a casual approach to his famous status. “The Tech Titan” and “The Digital Duke” emphasize his immense influence on the tech industry, while “Brainiac” refers to his intelligence and innovative contributions to personal computing.

4. Will Smith (Actor/Rapper)

Nickname(s): Fresh Prince, Big Willie, Mr. July, The Prince of Hollywood

Will Smith’s moniker “Fresh Prince” originated from his early career as a rapper and his iconic role in *The Fresh Prince of Bel-Air*. “Big Willie” comes from his persona and confidence, while “Mr. July” and “The Prince of Hollywood” reflect his dominance in summer blockbuster films.

5. Willie Nelson (Country Music Legend)

Nickname(s): Red Headed Stranger, Shotgun Willie, The Texas Troubadour

Willie Nelson’s “Red Headed Stranger” comes from his hit album of the same name, and “Shotgun Willie” is a playful reference to his outlaw country image. “The Texas Troubadour” is a nod to his roots and his long-standing influence in country music.

6. William Wallace (Scottish Hero)

Nickname(s): Braveheart, The Guardian of Scotland, The Great Patriot

Wallace was immortalized as “Braveheart” by the film of the same name, symbolizing his courage in the face of tyranny. “The Guardian of Scotland” reflects his leadership in the Scottish Wars of Independence, and “The Great Patriot” highlights his dedication to Scotland’s freedom.

7. Bill Clinton (Former US President)

Nickname(s): Bubba, Slick Willie, The Comeback Kid, The Big Dog

“Bubba” is an affectionate Southern nickname, often used by his friends and supporters. “Slick Willie” refers to his charm and ability to navigate difficult situations. “The Comeback Kid” was a label he earned after a strong comeback during the 1992 presidential campaign. “The Big Dog” was coined by his close associates and supporters, representing his political dominance.

8. William the Conqueror (Historical Figure)

Nickname(s): William the Bastard, The Conqueror, The Norman Duke, The Great Leader

William was known as “William the Bastard” because he was born out of wedlock. “The Conqueror” became his defining title after his victory at the Battle of Hastings, which led to his rule over England. “The Norman Duke” refers to his leadership in Normandy, and “The Great Leader” acknowledges his extraordinary impact on medieval history.

9. Bill Murray (Actor/Comedian)

Nickname(s): Wild Bill, The King of Cool, Dr. Peter Venkman, The Murricane

“Wild Bill” plays off his unpredictable, quirky humor. “The King of Cool” reflects his effortless charm in films, while “Dr. Peter Venkman” is his iconic character from *Ghostbusters*. “The Murricane” is a playful twist combining his name with his energetic, whirlwind presence.

10. William Shatner (Actor)

Nickname(s): Bill, The Shat, Captain Kirk, The Space Cowboy

“The Shat” is a playful abbreviation of his last name, often used by fans and friends. “Captain Kirk” refers to his legendary role in *Star Trek*, and “The Space Cowboy” mixes his fame in sci-fi with a Western, rugged charm.

11. Bill Russell (NBA Legend)

Nickname(s): Mr. 11 Rings, The Secretary of Defense, The Champion

Russell earned “Mr. 11 Rings” for winning 11 NBA championships with the Boston Celtics. “The Secretary of Defense” refers to his legendary shot-blocking and defensive prowess on the court, and “The Champion” reflects his status as one of the most successful players in NBA history.

12. Willie Mays (Baseball Legend)

Nickname(s): The Say Hey Kid, Buck, The Greatest, The Perfect Player

“The Say Hey Kid” comes from Mays’ famous greeting to fans, “Say hey!” “Buck” is a nickname from his early career, and “The Greatest” and “The Perfect Player” are a testament to his all-around excellence in baseball.

13. Bill Nye (Science Educator)

Nickname(s): The Science Guy, Bill Nye the Science Fellow, The Engineering Wizard

“The Science Guy” is a direct reference to the popular TV show that made him a household name. “Bill Nye the Science Fellow” refers to his work with scientific organizations, and “The Engineering Wizard” highlights his technical expertise and innovative approach to education.

14. William Faulkner (Author)

Nickname(s): The Sage of Oxford, The Southern Scribe, Count No-Count

“The Sage of Oxford” reflects Faulkner’s deep knowledge and wisdom, particularly in Southern literature. “The Southern Scribe” highlights his writing’s focus on the American South, and “Count No-Count” comes from his personal life and reputation as an eccentric.

15. Bill Withers (Musician)

Nickname(s): The Soul Man, Mr. Lean On Me, The Gentle Giant

“The Soul Man” comes from his deep, soulful music style. “Mr. Lean On Me” is a nod to his famous hit song, and “The Gentle Giant” refers to his kind personality and towering presence despite his humble nature.

16. William “Smokey” Robinson (Singer)

Nickname(s): Smokey, The King of Motown, America’s Greatest Living Poet

“Smokey” comes from his childhood nickname, and “The King of Motown” refers to his central role in the Motown sound. “America’s Greatest Living Poet” is a title earned due to his masterful songwriting and lyrical depth.

17. Bill Walsh (Football Coach)

Nickname(s): The Genius, The Professor, The Innovation Master

“The Genius” refers to his revolutionary coaching strategies, especially in developing the West Coast offense. “The Professor” acknowledges his intellect, and “The Innovation Master” honors his influence on football coaching techniques.

18. William Holden (Actor)

Nickname(s): Golden Holden, The Golden Boy, The Hollywood Professional

“Golden Holden” is a nod to his stunning good looks and golden-era Hollywood fame. “The Golden Boy” reflects his appeal as a leading man during the 1950s, and “The Hollywood Professional” reflects his skill and professionalism in film.

19. Bill Paxton (Actor)

Nickname(s): Wild Bill, The Extreme Storm Chaser, The Character King

“Wild Bill” highlights his adventurous and eccentric roles, while “The Extreme Storm Chaser” references his part in *Twister*. “The Character King” refers to his ability to take on a wide variety of characters throughout his career.

20. William “The Refrigerator” Perry (NFL Player)

Nickname(s): The Fridge, The Kitchen, The Appliance

Known as “The Fridge” due to his massive size, Perry became a household name in the 1980s NFL. “The Kitchen” and “The Appliance” were additional playful variations of his nickname, highlighting his imposing physical presence.

21. William Hurt (Actor)

Nickname(s): Billy, The Sensitive Star, The Method Man

Known for his emotionally nuanced and methodical performances, “Billy” is a simple and affectionate diminutive of William. “The Sensitive Star” refers to his ability to portray complex, vulnerable characters. “The Method Man” is a nod to his commitment to the Method acting style, which emphasizes intense emotional preparation.

22. William Howard Taft (U.S. President)

Nickname(s): Big Bill, The Bull Moose, Old Bill

“Big Bill” refers to his large size, as Taft was the heaviest president in U.S. history. “The Bull Moose” was a term from his time as a Progressive Party candidate in 1912, while “Old Bill” was a more affectionate and familiar nickname from his time in office.

23. Billie Holiday (Jazz Singer)

Nickname(s): Lady Day, The High Priestess of Soul

“Lady Day” was coined by her close friend and fellow musician Lester Young, who often referred to her as such. The title “The High Priestess of Soul” reflects her emotional depth and influence on jazz and soul music with her evocative and powerful vocal style.

24. William “Billy” the Human Billboard (Internet Personality)

Nickname(s): The Human Billboard

“The Human Billboard” refers to Billy’s decision to turn his body into a living advertisement by tattooing company logos and website names all over himself. His unconventional approach to making money gained him viral fame on the internet.

25. William Jennings Bryan (Politician)

Nickname(s): The Great Commoner, The Silver-Tongued Orator

“The Great Commoner” came from Bryan’s advocacy for the working class and his support for the free coinage of silver. “The Silver-Tongued Orator” refers to his eloquent speeches, especially his famous oratory skills during his presidential campaigns.

26. William Blake (Poet/Artist)

Nickname(s): The Visionary Poet, The Mystic

“The Visionary Poet” reflects Blake’s ability to blend poetic creativity with spiritual insight in his works. “The Mystic” refers to his deeply mystical and symbolic visions, often related to themes of religion and human experience.

27. Billy the Kid (Outlaw)

Nickname(s): The Kid, William Bonney

Known for his involvement in gunfights and his legendary escape from the law, “Billy the Kid” became the moniker for William Bonney, which remains one of the most famous names from the Old West. “The Kid” was a casual nickname used due to his youth when he became famous.

28. William “Billy” Wilder (Film Director)

Nickname(s): The Wizard of Hollywood

“The Wizard of Hollywood” highlights Billy Wilder’s extraordinary contribution to the film industry with his witty scripts and groundbreaking direction. His mastery in both comedy and drama earned him the reputation of a cinematic genius.

29. William Zabka (Actor)

Nickname(s): Billy Z, Johnny Lawrence

Known for playing the iconic villain Johnny Lawrence in *The Karate Kid*, “Billy Z” is a shortened and affectionate version of his name used by fans and close friends. “Johnny Lawrence” is, of course, his famous role, which became a pop culture reference.

30. William “Billy” Ocean (Singer)

Nickname(s): Billy O

“Billy O” is a simple and catchy nickname that shortens his first name, commonly used by fans and friends. Billy Ocean is best known for his 1980s hits like “Caribbean Queen” and “Get Outta My Dreams,” and the nickname reflects his approachable, friendly persona.

12 Quick Tips for Crafting the Perfect Nickname for William

When coming up with a nickname for the name William, there are several factors to keep in mind to make the nickname meaningful, fitting, and memorable. Here are some key points to consider:

1. Consider the Personality:

  • Character Traits: Think about the person’s personality. Are they energetic, thoughtful, creative, or playful? A nickname like Willpower might suit someone determined, while Billyboo is more for a sweet and affectionate individual.
  • Humor and Playfulness: If they have a great sense of humor, you might choose something quirky or fun, like Willybug or Willzilla.
  • Seriousness vs. Fun: Some might prefer a nickname that reflects their serious or noble nature (e.g., Willington or Willroy), while others might enjoy something lighthearted (e.g., Willybear or Williepie).

2. Cultural and Linguistic Variations:

  • Language Considerations: Depending on the person’s cultural background, you might choose a variation that resonates with them or their family. For example, Guillaume (French) or Wilhelm (German) might be relevant if they have a European heritage.
  • Pronunciation: Make sure the nickname is easy to say and pronounce in the person’s community or social circle.

3. Length of the Name:

  • Shortened or Diminutive Forms: William itself is a relatively long name, so shorter nicknames like Will, Willy, or Bill are natural choices for ease and comfort.
  • Affectionate Variations: For a more endearing or playful nickname, try forms like Willykins, Billyboo, or Williepie—these can feel more personal or intimate.

4. Uniqueness:

  • If the person you’re giving the nickname to has a popular name, you might want to think of something a bit more unique to help them stand out. For example, Willomatic or Willnova are creative takes on a classic name that are less likely to be used by others.

5. Personal Interests or Hobbies:

  • Passions: If the person has a particular passion, like music, sports, or art, try to incorporate that into the nickname. For example:
    • Willrock (for a music lover)
    • Willspresso (for someone who loves coffee)
    • Willpup (for an animal lover or someone with a dog)
  • Occupation or Role: If they are known for a specific profession, you could base the nickname on that. For instance, if they work in a leadership role, Willpower could work well. If they’re into tech or innovation, something like Willmatic might feel appropriate.

6. Popularity and Trends:

  • If the goal is to come up with something trendy or modern, you could consider suffixes or prefixes that are currently popular in nickname culture, like -ster, -licious, or -tastic. For example:
    • Willster (modern and cool)
    • Willz (edgy and contemporary)
    • Willific (playful take on “terrific”)

7. Length of Relationship:

  • New or Old: The closer you are to the person, the more affectionate or informal you can get with the nickname. Longtime friends or family might go for something personal and fun like Willybuns or Williboo, while colleagues or acquaintances may prefer something a little more neutral like Will or Wills.

8. Nicknames Based on Meaning:

  • The meaning of William (strong-willed, resolute protector) could inspire nicknames that reflect strength or determination. For example:
    • Willpower (perfect for someone with a lot of determination)
    • Willwise (for someone with wisdom)
    • Willstrong (for a tough or resilient person)

9. Avoiding Negative Connotations:

  • Be cautious about nicknames that could unintentionally have negative connotations or sound mocking, unless that’s a shared inside joke between you and the person.
  • Ensure the nickname doesn’t come off as overly childish (unless that’s what the person prefers).

10. Popularity of the Nickname:

  • If the person has a common nickname (like Bill or Billy), try to come up with something more distinctive, especially if they’re known by others who share the same name. A more unique nickname could help avoid confusion, like Willington or Willzilla.

11. Physical or Personal Features:

  • Sometimes, a nickname can be inspired by physical traits or mannerisms. For example:
    • Willow could suit someone with a gentle, calm personality or even someone with an affinity for nature.
    • Willybear might be appropriate for someone who’s especially cuddly or has a bear-like personality.

12. Ease of Use:

  • When choosing a nickname, think about how easily it can be used in daily conversations. A nickname that’s too complicated or long may not be used as frequently. Something short and snappy like Willz, Willie, or Willy tends to roll off the tongue.

Conclusion

From traditional nicknames like Bill and Will to more creative options like Willpower and Will-O, the name William offers endless possibilities for personalization. Whether you choose a classic variation or an innovative new nickname, there’s something special about making this timeless name your own. The versatility of William allows for nicknames that can grow and change with the person throughout their life.