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Girl name

Cailyn

As of 2025, Cailyn ranks #3712 among American girls' names, according to Social Security records. 40 girls received the name that year. Popularity is fading: #2468 five years ago, #3712 now. SSA records for Cailyn go back to 1979; the peak came in 2009 at #724, with 401 babies named that year. Geographically, it's strongest in Georgia, where it ranks #1533 among girl names.

Rankings

2025 rank
#3712
among girl names
Trend
Falling
last 5 years
All-time peak
#724
in 2009 (2000s)
Babies in 2025
40
girls named Cailyn

Cailyn popularity, 1880–2025

0.006%0.012%0.018%0.024%18801900192019401960198020002020#724 in 2009
Girls — share of U.S. female birthsSource: SSA, 1880–2025◆ peak 2009

Where Cailyn is most popular

Alaska: fewer than 5 girls named Cailyn in 2025AK—Maine: fewer than 5 girls named Cailyn in 2025ME—Vermont: fewer than 5 girls named Cailyn in 2025VT—New Hampshire: fewer than 5 girls named Cailyn in 2025NH—Washington: fewer than 5 girls named Cailyn in 2025WA—Idaho: fewer than 5 girls named Cailyn in 2025ID—Montana: fewer than 5 girls named Cailyn in 2025MT—North Dakota: fewer than 5 girls named Cailyn in 2025ND—Minnesota: fewer than 5 girls named Cailyn in 2025MN—Wisconsin: fewer than 5 girls named Cailyn in 2025WI—Michigan: fewer than 5 girls named Cailyn in 2025MI—New York: fewer than 5 girls named Cailyn in 2025NY—Massachusetts: fewer than 5 girls named Cailyn in 2025MA—Rhode Island: fewer than 5 girls named Cailyn in 2025RI—Oregon: fewer than 5 girls named Cailyn in 2025OR—Nevada: fewer than 5 girls named Cailyn in 2025NV—Wyoming: fewer than 5 girls named Cailyn in 2025WY—South Dakota: fewer than 5 girls named Cailyn in 2025SD—Iowa: fewer than 5 girls named Cailyn in 2025IA—Illinois: fewer than 5 girls named Cailyn in 2025IL—Indiana: fewer than 5 girls named Cailyn in 2025IN—Ohio: fewer than 5 girls named Cailyn in 2025OH—Pennsylvania: fewer than 5 girls named Cailyn in 2025PA—New Jersey: fewer than 5 girls named Cailyn in 2025NJ—Connecticut: fewer than 5 girls named Cailyn in 2025CT—California: fewer than 5 girls named Cailyn in 2025CA—Utah: fewer than 5 girls named Cailyn in 2025UT—Colorado: fewer than 5 girls named Cailyn in 2025CO—Nebraska: fewer than 5 girls named Cailyn in 2025NE—Missouri: fewer than 5 girls named Cailyn in 2025MO—Kentucky: fewer than 5 girls named Cailyn in 2025KY—West Virginia: fewer than 5 girls named Cailyn in 2025WV—Virginia: fewer than 5 girls named Cailyn in 2025VA—Maryland: fewer than 5 girls named Cailyn in 2025MD—Delaware: fewer than 5 girls named Cailyn in 2025DE—Arizona: fewer than 5 girls named Cailyn in 2025AZ—New Mexico: fewer than 5 girls named Cailyn in 2025NM—Kansas: fewer than 5 girls named Cailyn in 2025KS—Arkansas: fewer than 5 girls named Cailyn in 2025AR—Tennessee: fewer than 5 girls named Cailyn in 2025TN—North Carolina: fewer than 5 girls named Cailyn in 2025NC—South Carolina: fewer than 5 girls named Cailyn in 2025SC—District of Columbia: fewer than 5 girls named Cailyn in 2025DC—Oklahoma: fewer than 5 girls named Cailyn in 2025OK—Louisiana: fewer than 5 girls named Cailyn in 2025LA—Mississippi: fewer than 5 girls named Cailyn in 2025MS—Alabama: fewer than 5 girls named Cailyn in 2025AL—Georgia: #1533 (5 girls, 0.01% of girls born 2025)GA#1533Hawaii: fewer than 5 girls named Cailyn in 2025HI—Texas: #3285 (5 girls, 0.00% of girls born 2025)TX#3285Florida: fewer than 5 girls named Cailyn in 2025FL—
Share of girls born in 2025:lowhighno data (< 5 births)
Strongest states: Georgia (#1533), Texas (#3285)

Uniqueness score

74/ 100Uncommon
everywhereone of a kind

Distinctive without being unheard of. Based on how many babies per birth were named Cailyn in the most recent year of SSA data.

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