Caitlin

"Pure"

♀ Female · Irish

📖 About Caitlin

Caitlin is a feminine name of Irish origin, the Gaelic form of the Old French name Cateline, itself derived from the Latin Catharina and ultimately from the Greek Aikaterine (Katherine). The name is often interpreted as meaning "pure," though its precise etymology remains debated among scholars. Caitlin entered the English-speaking world primarily through Ireland, where it had been used since the medieval period as the native adaptation of the Norman-French Catherine. The name rose dramatically in popularity in Australia during the late 1980s and 1990s, peaking around 1998–2000 when it ranked in the top 10–12 nationally, before gradually declining through the 2000s and 2010s. In the United States, the spelling Caitlin competed with variants like Kaitlin, Kaitlyn, and Caitlyn, all enjoying peak popularity in the 1990s and early 2000s. The name's Irish roots give it a distinctive cultural cachet, connecting bearers to Gaelic literary and poetic traditions—"Caitlín Ní Uallacháin" (Kathleen Ni Houlihan) is a famous personification of Ireland itself in nationalist poetry and drama.

📍 Details

  • OriginIrish
  • Gender♀ Female
  • MeaningPure

🔀 Variants & Related Names

⭐ Famous People

  • Caitlín Ní Uallacháin — Allegorical personification of Ireland in Irish nationalist literature and W.B. Yeats's play Cathleen ni Houlihan
  • Caitlin Moran — British author and journalist known for How to Be a Woman and her columns in The Times
  • Caitlin Clark — American basketball player, all-time NCAA Division I scoring leader and WNBA star
  • Caitlin Thomas — Irish-born writer and wife of poet Dylan Thomas, author of Leftover Life to Kill
  • Caitlin Stasey — Australian actress known for her roles in Neighbours and Reign

📊 Popularity Over Time

🇦🇺 Australia

1980s
#43
1990s
#10
2000s
#11
2010s
#75