Duffy
- US rank
- Unranked
- Syllables
- 2
- Peak
- #1,767 in 1969
0 babies were named Duffy in the US in 2025.
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US births per million boys, 1915–2025
Popularity: U.S. Social Security Administration (babies with 5+ births per year).
Did you know?
A few things about Duffy you might not know, from US birth records. Handy for convincing a partner, or a grandparent.
- HistoryDuffy first shows up in US birth records in 1915, the first year at least 5 babies got it. It has been in use for 110 years since.
- Best yearIts best year was 1969, when it reached #1,767.
About the name Duffy
Duffy is a boy name of Celtic and Scottish origin. It has 5 letters and 2 syllables, starting with D and ending in “-ffy”. US birth records list Duffy for boys from 1915 to 2012, in 62 of those 98 years. Its best year was 1969, when it ranked #1,767 among boy names. It hasn't been given to 5 or more US babies in a year since 2012, so today it's a genuinely rare choice.
Origin:Celtic namesScottish names
| Decade | Babies per million | About 1 in |
|---|---|---|
| 1910s | 5.1 | 196,078 boys |
| 1920s | 4.9 | 204,082 boys |
| 1930s | 2.2 | 458,716 boys |
| 1940s | 4.4 | 229,358 boys |
| 1950s | 6.7 | 148,810 boys |
| 1960s | 6.4 | 156,006 boys |
| 1970s | 8.2 | 121,803 boys |
| 1980s | 1.8 | 558,659 boys |
| 1990s | 1.5 | 649,351 boys |
| 2010s | 0.9 | 1,153,846 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 Duffy
What is the origin of the name Duffy?
Duffy has Celtic, Scottish roots in our records. Other Celtic names include Owen, Logan, Rowan.
Is Duffy a boy or girl name?
Duffy is a boy name.
How popular is the name Duffy?
Duffy is rare: fewer than 5 US boys got it in 2025, and it was last given to 5 or more in 2012. It peaked at #1,767 in 1969.