Peak popularity
1981
Usually for
Boys
Trend
Holding steady
Holding steady.
Popularity of Illiam since 1975
Babies named Illiam per year in U.S. Social Security records.
Data table (by decade)
| Decade | Boys |
|---|---|
| 1970s | 5 |
| 1980s | 37 |
| 1990s | 0 |
| 2000s | 0 |
| 2010s | 0 |
| 2020s | 0 |
“Illiam” around the world
Where Illiam lands in the latest official birth statistics abroad, matched to the U.S. spelling.
France
5
babies in 2024
Sources: INSEE (France).
