Name Meaning & Origin
"Caitlin is a feminine given name of Irish origin"
Data last updated: 2025 SSA records
Caitlin is a feminine given name of Irish origin. Historically, the Irish name Caitlín was anglicized as Cathleen or Kathleen. In the 1970s, however, non-Irish speakers began pronouncing the name according to English spelling rules as KAYT-lin, which led to many variations in spelling such as Caitlin, Ceitlin, Catelynn, Caitlyn, Katlyn, Kaitlin, Kaitlyn, Kaitlyne, Katelyn and Katelynn.
Caitlin is a feminine given name of Irish origin. Historically, the Irish name Caitlín was anglicized as Cathleen or Kathleen. In the 1970s, however, non-Irish speakers began pronouncing the name according to English spelling rules as KAYT-lin, which led to many variations in spelling such as Caitlin, Ceitlin, Catelynn, Caitlyn, Katlyn, Kaitlin, Kaitlyn, Kaitlyne, Katelyn and Katelynn.
Life Path 9 — Compassion & Idealism: Humanitarian, selfless, and globally-minded.
Age breakdown · state data · decade charts · popularity trend — all on the full statistics page.
Root element "Katelin" emerges in Multiple origins tradition, carrying the core meaning "Caitlin is a feminine given name of Irish origin".
Used in English literary and religious texts, spreading through cultural exchange.
Carried across regions through trade, religion, and migration. Multiple spelling variants develop.
Standardized in its current form. Continues to be used across multiple cultures worldwide.
~8,917 people named Katelin in the US. Peaked in 1993 with 444 recorded uses.
The Life Path number for Katelin is 9, associated with Compassion & Idealism. Soul Urge: 6. Personality: 3.
Katelin is Predominantly Female. Based on US data, 0% male and 100% female.
Approximately 8,917 people in the United States are named Katelin. The name peaked in 1993 with 444 recorded uses.
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