Kellyn

Kellyn is a masculine name with Celtic and Gaelic roots, though it can also be used for girls. It likely derives from the Irish surname Kelly, meaning 'warrior' or 'bright-headed,' with the added suffix '-yn' giving it a more distinctive sound. Alternatively, it may be a variant of Kellan or a combination of Kelly and Lynn. As a given name, Kellyn emerged in the late 20th century amid growing interest in Irish names and creative variations of traditional names. While still relatively uncommon, it appeals to parents seeking a contemporary name with traditional roots. The combination of strength and elegance in its sound makes it versatile for modern naming trends.

Kellyn is also given to girls, where it ranks #11426 in the US.

Pronounced KEL-in.

As of October 2026, Kellyn ranked #11426 in US births in 2025 SSA, peaked at #1354 in 1985.