Wiliam
Meaningresolute protector · English form of William
- US rank
- #6,446
- Syllables
- 2
- Peak
- #866 in 1881
13 babies were named Wiliam in the US in 2025. It has climbed 4,159 places in five years.
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US births per million boys, 1881–2025
Similar names
Popularity: U.S. Social Security Administration (babies with 5+ births per year).
Did you know?
A few things about Wiliam you might not know, from US birth records. Handy for convincing a partner, or a grandparent.
- How commonAbout 1 in every 131,579 baby boys born in the US in 2025 was named Wiliam, 13 babies in all. In a typical school of 500 kids, your Wiliam would very likely be the only one.
- HistoryWiliam first shows up in US birth records in 1881, the first year at least 5 babies got it. It has been in use for 144 years since.
- Best yearIt was far more popular in 1881, when it ranked #866. Today it's #6,446, so it could be due a comeback.
- TrendWiliam has climbed 4,159 places in the US rankings over the last five years and now sits at #6,446. Fast risers like this often keep climbing, so expect to hear it more.
- MeaningWiliam is an English form of William, which means “resolute protector”.
About the name Wiliam
Wiliam is a boy name of English origin meaning “resolute protector”. It has 6 letters and 2 syllables, starting with W and ending in “-iam”. US birth records list Wiliam for boys from 1881 to 2025, in 110 of those 145 years. Its best year was 1881, when it ranked #866 among boy names. In 2025 it ranked #6,446, with 13 babies.
Origin:English names
| Decade | Babies per million | About 1 in |
|---|---|---|
| 1880s | 5.5 | 181,452 boys |
| 1910s | 6.0 | 167,785 boys |
| 1920s | 9.3 | 107,759 boys |
| 1930s | 5.0 | 198,020 boys |
| 1940s | 5.4 | 186,220 boys |
| 1950s | 4.8 | 206,612 boys |
| 1960s | 5.4 | 185,874 boys |
| 1970s | 9.6 | 104,167 boys |
| 1980s | 11 | 93,110 boys |
| 1990s | 5.9 | 169,779 boys |
| 2000s | 6.1 | 164,745 boys |
| 2010s | 6.7 | 150,376 boys |
| 2020s | 5.2 | 191,693 boys |
Other spellings of Wiliam
More English boy names
- Boy name: Oliver · olive tree
- Boy name: Henry · ruler of the home
- Unisex name: James · supplanter
- Boy name: William · resolute protector
- Boy name: Benjamin · son of the right hand
- Boy name: Jack · God is gracious
- Unisex name: Hudson · son of Hudde
- Unisex name: Julian · of the Julius family
Questions about the name Wiliam
What does the name Wiliam mean?
Wiliam means “resolute protector” in English, as a form of William.
What is the origin of the name Wiliam?
Wiliam has English roots in our records. Other English names include Oliver, Henry, James.
Is Wiliam a boy or girl name?
Wiliam is a boy name.
How popular is the name Wiliam?
Wiliam ranked #6,446 for US boys in 2025, given to 13 babies. Its best year was 1881 (#866).