Gilroy
- US rank
- Unranked
- Syllables
- 2
- Peak
- #3,459 in 1940
0 babies were named Gilroy 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 boys, 1940–2025
Similar names
Popularity: U.S. Social Security Administration (babies with 5+ births per year).
Did you know?
A few things about Gilroy you might not know, from US birth records. Handy for convincing a partner, or a grandparent.
- HistoryGilroy first shows up in US birth records in 1940, the first year at least 5 babies got it. It has been in use for 85 years since.
- Best yearIts best year was 1940, when it reached #3,459.
About the name Gilroy
Gilroy is a boy name of Celtic and Irish origin. It has 6 letters and 2 syllables, starting with G and ending in “-roy”. US birth records list Gilroy for boys from 1940 to 1991, in 6 of those 52 years. Its best year was 1940, when it ranked #3,459 among boy names. It hasn't been given to 5 or more US babies in a year since 1991, so today it's a genuinely rare choice.
Origin:Celtic namesIrish names
| Decade | Babies per million | About 1 in |
|---|---|---|
| 1940s | 0.4 | 2,325,581 boys |
| 1950s | 0.2 | 4,166,667 boys |
| 1960s | 0.3 | 2,941,176 boys |
| 1980s | 0.5 | 1,886,792 boys |
| 1990s | 1.5 | 666,667 boys |
More Celtic boy names
- Unisex name: Owen · well-born
- Unisex name: Logan · little hollow
- Unisex name: Rowan · little red-haired one
- Unisex name: Nolan · descendant of Nuallán
- Unisex name: Cameron · crooked nose
- Boy name: Ian · God is gracious
- Unisex name: Gael · a Gael
- Boy name: Arthur · possibly bear
Questions about the name Gilroy
What is the origin of the name Gilroy?
Gilroy has Celtic, Irish roots in our records. Other Celtic names include Owen, Logan, Rowan.
Is Gilroy a boy or girl name?
Gilroy is a boy name.
How popular is the name Gilroy?
Gilroy is rare: fewer than 5 US boys got it in 2025, and it was last given to 5 or more in 1991. It peaked at #3,459 in 1940.