The first name Joslyn
A girl’s name.
2 syllables Female Also a surname
Meaning and origin
A female given name from the Germanic languages, of modern usage, variant of Jocelyn.
A form of Jocelyn.
From Wiktionary (CC BY-SA 4.0).
Popularity
Babies registered in England and Wales, 1996–2025
Joslyn last appeared in the official list in 2021, given to 4 girls. It peaked in 2009, with 5 births (#3,936).
Office for National Statistics; years with fewer than three births are not published and show as zero. Compare Joslyn with other names.
Popularity in the United States
Babies named Joslyn at birth, 1880–2025
In 2025, 63 girls born in the United States were named Joslyn, the 2,732nd most popular girls’ name that year. It was used most in 2010, when 461 were.
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.
Questions
- How popular is the name Joslyn?
- In 2021, 4 girls born in England and Wales were named Joslyn, ranking 4,634th. Its peak was 2009, with 5 births.
- Is Joslyn a boy's or a girl's name?
- Mostly a girl's name: 100% of the 11,255 US babies named Joslyn since 1880 were girls.
- When was Joslyn most popular?
- 2010 in the United States, when 461 babies were named Joslyn, its highest rank at 641st.
- What name is Joslyn a form of?
- Joslyn is a form of Jocelyn.
- Is Joslyn also a surname?
- Yes. Joslyn is used as a surname as well as a first name; its surname page has the origin and how many people carry it.