What does Caitilyn mean and where does it come from?
Caitilyn is a variant of the name Caitlin, which itself is a diminutive of the name Catherine. This name has its origins in the Irish Gaelic form 'Caitlín' and the Old French form 'Catherine.' The name Catherine comes from the Greek 'Aikaterinē,' which possibly derives from 'katharos,' meaning 'pure
Cultural significance
Caitilyn has been a cherished name across cultures, particularly in Ireland-speaking communities, where it reflects values of pure.
Peak popularity
Reached #19532 in 2006 — currently #1957 in the US.
🌿
Related Reading
Ireland-origin baby names with timeless appeal
Browse names →What middle names flow best with Caitilyn?
Caitilyn works best with short, strong middle names — one or two syllables keep the full name from becoming a mouthful
Caitilyn Grace
Most popular combo · classic
Caitilyn Rose
Floral · soft ending
Caitilyn Mae
Sweet · timeless
Caitilyn Claire
French influence · crisp
Caitilyn Jane
Literary · strong
Caitilyn Skye
Modern · airy feel
How popular is Caitilyn right now?
Holding steady — currently #1957 in the US out of 135.5k tracked names
| Year | US Rank | Births | vs Prior Year |
|---|
| 2023 | #1957 | 243 | ▲ up 5 · +9% births |
| 2022 | #1962 | 223 | ▲ up 5 · +16% births |
| 2021 | #1967 | 193 | — |
The story of Caitilyn
Caitilyn is a relatively modern name, first appearing in US records in 2006. With 5 total births recorded, Caitilyn remains relatively uncommon. The name has grown more popular over time, rising from #1967 in 2021 to #1957 in 2023.
Names that peaked alongside Caitilyn in 2006:
💎Caitilyn has only 5 total recorded births since 2006 — rarer than 99% of names in our database.
What are good nicknames for Caitilyn?
Common
CaiCaitCaitieCaityItilyn
What names sound and feel like Caitilyn?
Based on sound, origin, and style — parents who love Caitilyn also consider these
Common questions about the name Caitilyn
What does the name Caitilyn mean?
Caitilyn means "pure" — a name rooted in Ireland tradition that carries both historical depth and timeless appeal. The meaning reflects values that have made this name endure across generations.
How popular is the name Caitilyn?
Caitilyn is currently a distinctive and less common name as a girl name in the US and is holding steady in popularity, a reliable classic that parents consistently choose.
What is the cultural origin of Caitilyn?
Caitilyn originates from Ireland tradition. Ireland names tend to carry strong cultural heritage and have spread across the world through migration, literature, and religion over centuries.
What sibling names go well with Caitilyn?
Caitilyn pairs beautifully with sibling names that share a similar Ireland heritage or complement its melodic and flowing sound. Names with a similar vibe create a cohesive sibling set without matching too closely.
Is Caitilyn a common or rare name?
Caitilyn is a distinctive choice that balances familiarity with individuality. It strikes a balance between standing out and fitting in.