Kailynn

Girl name · #2347 in 2025 · Uniqueness 82/100

In 2025, 78 baby girls were named Kailynn, placing it at #2347 in the official national rankings. A decade ago it stood at #1126, so the name has been falling over the past ten years. Roughly one in every 23,077 girls born in 2025 was named Kailynn.

The 40-year story

Kailynn first appears in the Social Security records in 1985, when 7 girls received the name. Its peak came in 2011, when 290 girls were named Kailynn — good for #898 that year. Today's parents encounter it on its way down the popularity curve, which for many parents is exactly the appeal. Following the curve matters more than today's snapshot: a name's position on its rise-peak-decline arc is the best predictor of how common it will feel in a kindergarten class five years from now.

Babies named Kailynn per year, 1880–2025. Source: SSA.

Where is Kailynn headed by 2030?
Unlock the 5-year forecast and compare Kailynn against up to 5 other names.
See it in the lookup tool

Uniqueness: will there be another Kailynn in class?

Kailynn scores 82 out of 100 on our uniqueness scale, which blends current rarity with five-year momentum — putting it in the "rare" band. A high score means genuine rarity — your Kailynn will likely be the only one in the room, with the occasional spelling-out as the price.

Where Kailynn is most common

Geography matters for names, and Kailynn is no exception. In 2025 the states with the most Kailynns were TX (8), FL (7), GA (7), PA (6), MI (5). Raw counts naturally favor populous states, but the spread still hints at where the name is part of the local naming culture.

Names like Kailynn

Statistically, parents drawn to Kailynn tend to be choosing among names with similar popularity arcs, era profiles, and sounds — the closest matches in our model are Kaelynn, Kaylynn, Jaslynn, Jaylynn, and Jocelynn.

KaelynnKaylynnJaslynnJaylynnJocelynnJaelynnJordynnAislynn

Rank history (last 25 years)

YearBabies named KailynnRank
202578#2326
202495#2040
2023101#1946
2022105#1907
2021122#1698
2020129#1616
2019122#1708
2018154#1435
2017159#1432
2016184#1300
2015226#1126
2014258#1011
2013235#1056
2012271#942
2011290#898
2010230#1082
2009247#1048
2008226#1137
2007209#1203
2006150#1473
2005132#1547
2004125#1573
2003113#1687
200298#1821
200189#1941

Frequently asked questions

Is Kailynn a popular girl name?

Kailynn ranked #2347 among girls in 2025 with 78 babies given the name — outside the top 500, making it an uncommon pick. Ten years earlier it ranked #1126.

When was the name Kailynn most popular?

Kailynn peaked in 2011, when 290 American girls received the name (ranked #898 that year). Since 2011 the name has declined from that high.

How rare is the name Kailynn?

In 2025, roughly 1 in 23,077 newborn American girls was named Kailynn. It scores 82/100 on our uniqueness scale (rarity blended with momentum), which we classify as "rare".

Data source: U.S. Social Security Administration name statistics, 1880–2025, national and state files. Counts reflect Social Security card applications; names with fewer than 5 occurrences in a state-year are suppressed by the SSA.