Pure
Kaitlin is an anglicized form of the Irish name Caitlín, which itself is the Irish version of Katherine. It ultimately derives from the Greek name Aikaterine, which has long been associated with the Greek word 'katharos', meaning pure.
Less common today
Kaitlin isn't in the latest US Top 1000. It last peaked at #93 in 1994.
US births per 5-year period, 1990–present (SSA data).
American actress known for It's Always Sunny in Philadelphia
Olympic gold medalist swimmer
American actress known for the series Empire
The younger sister of Marissa Cooper · The O.C.
