Baby name

Cailyn

Girl

Short-lived name

The high point came in 2009, with 401 births and the No. 724 spot that year. The decline was steep: births are now 87% below the peak. Its rank in 2025: No. 3711. 44% of all babies named Cailyn since 1880 were born in the 2000s.

5,549births since 1880

2000sgeneration

No. 724rank at its peak, in 2009

Where babies named Cailyn are born

2009

Year shown on the map

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The darker the blue, the more common Cailyn is in the state, compared with its births. White: no births published that year.

Where it is most popular

Compared with the national average, Cailyn is most common in Georgia (1.7 times), Pennsylvania (1.6) and Florida (1.5), taking into account all births in each state since 1910.

One letter apart

Caitlyn 52,603
Kailyn 14,211
Jailyn 5,105
Ailyn 4,490
Carlyn 4,306
Cailin 3,713

Names from the same era

Maliah · Gisele · Shira · Dalila · Diya · Reece

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