Reilley
- US rank
- Unranked
- Syllables
- 2
- Peak
- #6,163 in 1997
0 babies were named Reilley in the US in 2025.
Found on lists
Save adds it to your list. Vote moves it up the top voted names.
US births per million girls, 1996–2025
Similar names
Popularity: U.S. Social Security Administration (babies with 5+ births per year).
Did you know?
A few things about Reilley you might not know, from US birth records. Handy for convincing a partner, or a grandparent.
- HistoryReilley first shows up in US birth records in 1996, the first year at least 5 babies got it. It has been in use for 29 years since.
- Best yearIts best year was 1997, when it reached #6,163.
About the name Reilley
Reilley is a girl name of English and Irish origin. It has 7 letters and 2 syllables, starting with R and ending in “-ley”. US birth records list Reilley for girls from 1996 to 2013, in 16 of those 18 years. Its best year was 1997, when it ranked #6,163 among girl names. It hasn't been given to 5 or more US babies in a year since 2013, so today it's a genuinely rare choice.
Origin:English namesIrish names
| Decade | Babies per million | About 1 in |
|---|---|---|
| 1990s | 6.8 | 146,520 girls |
| 2000s | 6.2 | 162,338 girls |
| 2010s | 2.7 | 370,370 girls |
Other spellings of Reilley
More English girl names
- Girl name: Olivia · olive tree
- Girl name: Charlotte · free
- Unisex name: Harper · harp player
- Girl name: Elizabeth · God is my oath
- Girl name: Lily · lily flower
- Girl name: Lucy · light
- Girl name: Lainey · possibly light
- Girl name: Scarlett · scarlet red
Questions about the name Reilley
What is the origin of the name Reilley?
Reilley has English, Irish roots in our records. Other English names include Olivia, Charlotte, Harper.
Is Reilley a boy or girl name?
Reilley is a girl name.
How popular is the name Reilley?
Reilley is rare: fewer than 5 US girls got it in 2025, and it was last given to 5 or more in 2013. It peaked at #6,163 in 1997.