Jef
- US rank
- Unranked
- Syllables
- 1
- Peak
- #2,115 in 1963
0 babies were named Jef in the US in 2025.
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US births per million boys, 1953–2025
Similar names
Popularity: U.S. Social Security Administration (babies with 5+ births per year).
Did you know?
A few things about Jef you might not know, from US birth records. Handy for convincing a partner, or a grandparent.
- HistoryJef first shows up in US birth records in 1953, the first year at least 5 babies got it. It has been in use for 72 years since.
- Best yearIts best year was 1963, when it reached #2,115.
About the name Jef
Jef is a boy name of English origin. It has 3 letters and 1 syllable, starting with J and ending in “-jef”. US birth records list Jef for boys from 1953 to 1973, in 17 of those 21 years. Its best year was 1963, when it ranked #2,115 among boy names. It hasn't been given to 5 or more US babies in a year since 1973, so today it's a genuinely rare choice.
Origin:English names
| Decade | Babies per million | About 1 in |
|---|---|---|
| 1950s | 2.1 | 472,973 boys |
| 1960s | 3.6 | 278,552 boys |
| 1970s | 4.0 | 251,572 boys |
Other spellings of Jef
More English boy names
- Boy name: Oliver · olive tree
- Boy name: Henry · ruler of the home
- Unisex name: James · supplanter
- Boy name: William · resolute protector
- Boy name: Benjamin · son of the right hand
- Boy name: Jack · God is gracious
- Unisex name: Hudson · son of Hudde
- Unisex name: Julian · of the Julius family
Questions about the name Jef
What is the origin of the name Jef?
Jef has English roots in our records. Other English names include Oliver, Henry, James.
Is Jef a boy or girl name?
Jef is a boy name.
How popular is the name Jef?
Jef is rare: fewer than 5 US boys got it in 2025, and it was last given to 5 or more in 1973. It peaked at #2,115 in 1963.