girl's name
Gillian
- Gender Girl
- Syllables 3
- Letters 7
- Popularity Uncommon
- Births on record 34,042
Northern Ireland
#382
2003 births
Gillian is a girl's name with 3 syllables. In 2025 it was given to 47 babies in the United States. It is used consistently but remains uncommon.
- Peaked in 1999, when 1,030 babies were given the name.
- It has been falling over the past decade.
- Today about 1 in 70,542 babies in the United States is given this name.
- First appears in US birth records in 1922.
- 3 syllables, with the stress on syllable 1.
Gillian over time
Births per decade in the United States, 1920s 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 |
|---|---|
| 1920s | 5 |
| 1930s | 12 |
| 1940s | 128 |
| 1950s | 234 |
| 1960s | 758 |
| 1970s | 1,337 |
| 1980s | 2,399 |
| 1990s | 4,172 |
| 2000s | 5,503 |
| 2010s | 1,274 |
| 2020s (to 2025) | 305 |
How popular is Gillian?
In 2025, Gillian was given to 47 babies in the United States. It is used consistently but remains uncommon.
Where Gillian is used
US figures omit any name given to fewer than five babies in a year, so the rarest names are absent from the source rather than absent from use. Data & sources.
Names that peaked alongside Gillian
These names rose and fell in the same era, which is why they tend to sound like they belong together.
Parents who like Gillian also like
Names whose popularity has risen and fallen in step with Gillian over the last century — the same taste, a different name.
Sibling names for Gillian
Names from the same era that won't rhyme or share an initial with Gillian — the two things that make a sibling set grate.
Common questions about Gillian
How popular is the name Gillian?
In 2025, Gillian was given to 47 babies in the United States. It is used consistently but remains uncommon.
Is Gillian a girl's or a boy's name?
Gillian is given almost entirely to girls in birth records.
How many syllables are in Gillian?
Gillian has 3 syllables.
When was Gillian most popular?
Gillian peaked in 1999, when 1,030 babies were given the name. It has been falling over the past decade.
Is Gillian a good name?
That is not something records can settle, but they can tell you what you would be choosing. Gillian currently ranks #2,893 in the United States. It has been falling over the past decade. Everything else — how it sounds with your surname, who it reminds you of — is yours.