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“Variant of Caitlin — Debated; possibly 'each of the two' (Greek), popularly linked to 'pure'” — Greek via French origin
Girl's name · #802 in the US (2025) · 90s
Kaitlyn reached its best rank, #30, in 2000 and ranked #802 in 2025. Roughly 167,000 girls have been named Kaitlyn since 1971. Together with its spelling variants Katelyn (#1077), Caitlin (#2333), and Caitlyn (#2492), Kaitlyn would rank around #434 with about 710 births last year — the newborns split about 47/32/11/10 across Kaitlyn, Katelyn, Caitlin, and Caitlyn.
Around the world: about 1 in 3,600 girls in Canada (2024) · about 1 in 6,000 girls in Scotland (2025) · about 1 in 11,000 girls in England & Wales (2025).
Appears in 2020-2025 birth records of 34 states. See the full state-by-state map on this page.
Among 134 notable people named Kaitlyn:
Sports figures appear 3.23× more often than among typical names — e.g. Kaitlyn, American bodybuilder, model, and professional wrestler.
Similar names: Caitlin · Gabrielle · Kayleigh · Alexandria · Madalyn · Jocelyn
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