boy's name
Gwilym
- Origin Welsh
- Gender Boy
- Letters 6
- Popularity Uncommon
- Births on record 428
Gwilym is a boy's name. In 2005 it was given to 5 babies in the United States. It is used consistently but remains uncommon.
- Gwilym is a name of Welsh origin.
- Peaked in England and Wales in 2015, when 23 babies were given the name.
- It has been rising over the past decade in England and Wales.
- Today about 1 in 26,347 babies in England and Wales is given this name.
- First appears in birth records in 1996.
Gwilym over time
Births per decade in England and Wales, 1990s to 2020s. The striped bar is the 2020s, still in progress — it covers 2020 to 2025, not a full ten years.
Show the numbers
| Decade | Births |
|---|---|
| 1990s | 41 |
| 2000s | 114 |
| 2010s | 167 |
| 2020s (to 2025) | 101 |
How popular is Gwilym?
In 2025, Gwilym was given to 20 babies in England and Wales. It is used consistently but remains uncommon.
Where Gwilym is used
Figures for England and Wales withhold any name given to fewer than three babies in a year, so a gap means the name fell below that floor rather than went unused. Data & sources.
Names that peaked alongside Gwilym
These names rose and fell in the same era, which is why they tend to sound like they belong together.
Parents who like Gwilym also like
Names whose popularity has risen and fallen in step with Gwilym over the last century — the same taste, a different name.
Gwilym in other languages
The same name as it is spelled elsewhere — not shortenings, and not different names that merely sound alike. Each one has its own record here.
Sibling names for Gwilym
Names from the same era that won't rhyme or share an initial with Gwilym — the two things that make a sibling set grate.
Common questions about Gwilym
How popular is the name Gwilym?
In 2025, Gwilym was given to 20 babies in England and Wales. It is used consistently but remains uncommon.
Is Gwilym a girl's or a boy's name?
Gwilym is given almost entirely to boys in birth records.
When was Gwilym most popular?
Gwilym peaked in 2015, when 23 babies were given the name. It has been rising over the past decade.
Is Gwilym a good name?
That is not something records can settle, but they can tell you what you would be choosing. Gwilym currently ranks #1,373 in England and Wales. It has been rising over the past decade. Everything else — how it sounds with your surname, who it reminds you of — is yours.