The first name Kathlyn
A girl’s name.
2 syllables Female
Popularity
Babies registered in England and Wales, 1996–2025
Kathlyn last appeared in the official list in 2004, given to 5 girls.
8
babies named Kathlyn, 1996–2025
#3,197
rank in 2004
2004
peak year
Office for National Statistics; years with fewer than three births are not published and show as zero. Compare Kathlyn with other names.
Popularity in the United States
Babies named Kathlyn at birth, 1880–2025
In 2025, 28 girls born in the United States were named Kathlyn, the 4,818th most popular girls’ name that year. It was used most in 1951, when 125 were.
5,156
babies named Kathlyn since 1880
#4,818
rank in 2025
1951
peak year
US Social Security Administration, from applications for a Social Security card. A name is only published for a year when at least five babies were given it, so quieter years show as zero.
Famous people named Kathlyn
1 on Wikidata, most written-about first
- Kathlyn WilliamsAmerican actress (1879-1960)
Questions
- How popular is the name Kathlyn?
- In 2004, 5 girls born in England and Wales were named Kathlyn, ranking 3,197th.
- Is Kathlyn a boy's or a girl's name?
- Mostly a girl's name: 100% of the 5,156 US babies named Kathlyn since 1880 were girls.
- When was Kathlyn most popular?
- 1951 in the United States, when 125 babies were named Kathlyn, its highest rank at 796th.