Boy Name
Wiliam
Wiliam is a boy's name whose meaning is not firmly attested in the historical record. It is used as a boy's name across several naming traditions, and it is rare in the United States today — outside the SSA top 1,000.
Considering Wiliam? It is a boy name, and ranks in our Rare popularity tier. Phonetically it shares territory with Willam.
Wiliam meaning, origin, and usage
Meaning: Wiliam has a distinctive sound and evolving modern usage.
Origin: Multiple naming traditions are associated with this name.
Pronunciation: Baby Name Studio pronounces Wiliam as W·I·L·I·A·M, with 6 letters and a boy usage profile.
Popularity: According to Baby Name Studio's 2026 tracker, Wiliam is an uncommon, standout choice in the Rare tier.
Wiliam variants, nicknames, middle names, and sibling names
- Variants and spelling ideas: Wiliama, Wiliame, Wiliamy, Wilia.
- Nicknames: Wil and W.
- Middle names: Pair Wiliam with a middle name that balances its substantial sound; start with the Wiliam middle name generator.
- Sibling names: Willam, William, Willem, Willene, Waylen — full picks on the sibling names for Wiliam guide for a cohesive sibset.
- Similar names: Looking for names that sound like Wiliam? Browse our names like Wiliam guide for phonetic-neighbor picks.
- Explore more: use the Baby Name Explorer, name search, AI name generator, and Baby Name Studio homepage.
Frequently asked about Wiliam
What does the name Wiliam mean?
Wiliam has no single meaning that is firmly attested in the historical record. It is used as a boy name in US birth records, and parents usually choose it for its sound rather than a documented meaning.
What is the origin of Wiliam?
The exact origin of Wiliam is debated, but it has been used across multiple naming traditions.
How do you pronounce Wiliam?
Wiliam has 6 letters and is most commonly stressed on the first syllable.
Is Wiliam a boy's or girl's name?
Wiliam is primarily used as a boy's name in US records.
How popular is Wiliam in 2026?
In our 2026 popularity tracker, Wiliam sits in the Rare tier — an uncommon, standout choice.
What names are similar to Wiliam?
Names that share Wiliam's sound and style include Willam, William, Willem, Willene, Waylen.
What middle names pair well with Wiliam?
Good middle-name fits for Wiliam pair an opposite syllable rhythm: if Wiliam is short, lean longer (e.g. classical or three-syllable middles); if Wiliam is longer, a one-syllable middle keeps the full name from feeling heavy.
What are good sibling names for Wiliam?
Sibling names that pair naturally with Wiliam share its rhythm without rhyming — Willam, William, Willem all sit comfortably alongside it on a shortlist.