Ileen
- US rank
- Unranked
- Syllables
- 2
- Peak
- #1,064 in 1925
0 babies were named Ileen in the US in 2025.
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US births per million girls, 1895–2025
Similar names
Popularity: U.S. Social Security Administration (babies with 5+ births per year).
Did you know?
A few things about Ileen you might not know, from US birth records. Handy for convincing a partner, or a grandparent.
- HistoryIleen first shows up in US birth records in 1895, the first year at least 5 babies got it. It has been in use for 130 years since.
- Best yearIts best year was 1925, when it reached #1,064.
About the name Ileen
Ileen is a girl name of Irish origin. It has 5 letters and 2 syllables, starting with I and ending in “-een”. US birth records list Ileen for girls from 1895 to 2024, in 111 of those 130 years. Its best year was 1925, when it ranked #1,064 among girl names. It hasn't been given to 5 or more US babies in a year since 2024, so today it's a genuinely rare choice.
Origin:Irish names
| Decade | Babies per million | About 1 in |
|---|---|---|
| 1890s | 4.3 | 233,645 girls |
| 1900s | 6.4 | 156,495 girls |
| 1910s | 21 | 48,193 girls |
| 1920s | 35 | 28,401 girls |
| 1930s | 22 | 45,208 girls |
| 1940s | 19 | 53,107 girls |
| 1950s | 11 | 91,491 girls |
| 1960s | 8.0 | 125,471 girls |
| 1970s | 3.9 | 256,410 girls |
| 1980s | 4.6 | 217,865 girls |
| 1990s | 6.3 | 158,730 girls |
| 2000s | 12 | 82,645 girls |
| 2010s | 8.1 | 123,153 girls |
| 2020s | 2.6 | 387,597 girls |
More Irish girl names
- Girl name: Abigail · my father is joy
- Unisex name: Riley · rye clearing
- Girl name: Maeve · she who intoxicates
- Unisex name: Kennedy · helmeted head
- Unisex name: Rylee · rye clearing
- Unisex name: Sloane · raider
- Unisex name: Alani · orange tree
- Girl name: Everleigh · boar clearing
Questions about the name Ileen
What is the origin of the name Ileen?
Ileen has Irish roots in our records. Other Irish names include Abigail, Riley, Maeve.
Is Ileen a boy or girl name?
Ileen is a girl name.
How popular is the name Ileen?
Ileen is rare: fewer than 5 US girls got it in 2025, and it was last given to 5 or more in 2024. It peaked at #1,064 in 1925.