Kathrynn
- US rank
- Unranked
- Syllables
- 2
- Peak
- #3,137 in 1948
0 babies were named Kathrynn in the US in 2025.
Save adds it to your list. Vote moves it up the top voted names.
US births per million girls, 1926–2025
Similar names
Popularity: U.S. Social Security Administration (babies with 5+ births per year).
Did you know?
A few things about Kathrynn you might not know, from US birth records. Handy for convincing a partner, or a grandparent.
- HistoryKathrynn first shows up in US birth records in 1926, the first year at least 5 babies got it. It has been in use for 99 years since.
- Best yearIts best year was 1948, when it reached #3,137.
About the name Kathrynn
Kathrynn is a girl name of English origin. It has 8 letters and 2 syllables, starting with K and ending in “-ynn”. US birth records list Kathrynn for girls from 1926 to 2023, in 51 of those 98 years. Its best year was 1948, when it ranked #3,137 among girl names. It hasn't been given to 5 or more US babies in a year since 2023, so today it's a genuinely rare choice.
Origin:English names
| Decade | Babies per million | About 1 in |
|---|---|---|
| 1920s | 1.1 | 952,381 girls |
| 1940s | 0.7 | 1,538,462 girls |
| 1950s | 1.9 | 520,833 girls |
| 1960s | 0.9 | 1,086,957 girls |
| 1970s | 1.6 | 628,931 girls |
| 1980s | 3.6 | 275,482 girls |
| 1990s | 6.3 | 157,729 girls |
| 2000s | 5.7 | 175,747 girls |
| 2010s | 6.6 | 151,976 girls |
| 2020s | 1.5 | 655,738 girls |
Other spellings of Kathrynn
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 Kathrynn
What is the origin of the name Kathrynn?
Kathrynn has English roots in our records. Other English names include Olivia, Charlotte, Harper.
Is Kathrynn a boy or girl name?
Kathrynn is a girl name.
How popular is the name Kathrynn?
Kathrynn is rare: fewer than 5 US girls got it in 2025, and it was last given to 5 or more in 2023. It peaked at #3,137 in 1948.