Katelynn
Girl name · #2737 in 2025 · Very rare
In 2025, 63 baby girls were named Katelynn, placing it at #2737 in the official national rankings. A decade ago it stood at #652, so the name has been falling over the past ten years. Roughly one in every 28,571 girls born in 2025 was named Katelynn.
The 46-year story
Katelynn first appears in the Social Security records in 1979, when 5 girls received the name. Its peak came in 1998, when 1,457 girls were named Katelynn — good for #210 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 Katelynn per year. Source: SSA.
Unlock the 5-year forecast and compare Katelynn against up to 5 other names.
Uniqueness: will there be another Katelynn in class?
On our rarity read — which blends how common Katelynn is today with its five-year momentum — the name reads as "very rare". A high score means genuine rarity — your Katelynn will likely be the only one in the room, with the occasional spelling-out as the price.
Where Katelynn is most common
State-level data for Katelynn is too sparse in 2025 to rank by rate — in most states its count falls below the SSA's per-state reporting threshold (counts under 5 are withheld).
Names like Katelynn
Statistically, parents drawn to Katelynn tend to be choosing among names with similar popularity arcs, era profiles, and sounds — the closest matches in our model are Kaitlynn, Kaylynn, Kaylyn, Jacklynn, and Caitlyn.
KaitlynnKaylynnKaylynJacklynnCaitlynKierstenKameronKaleigh
Rank history (last 25 years)
| Year | Babies named Katelynn | Rank |
|---|---|---|
| 2025 | 63 | #2719 |
| 2024 | 81 | #2282 |
| 2023 | 70 | #2517 |
| 2022 | 71 | #2510 |
| 2021 | 102 | #1926 |
| 2020 | 146 | #1468 |
| 2019 | 182 | #1274 |
| 2018 | 188 | #1237 |
| 2017 | 188 | #1257 |
| 2016 | 249 | #1049 |
| 2015 | 441 | #652 |
| 2014 | 542 | #566 |
| 2013 | 619 | #487 |
| 2012 | 737 | #427 |
| 2011 | 839 | #380 |
| 2010 | 1,028 | #312 |
| 2009 | 1,031 | #317 |
| 2008 | 1,138 | #293 |
| 2007 | 1,206 | #283 |
| 2006 | 1,217 | #271 |
| 2005 | 1,113 | #294 |
| 2004 | 1,269 | #255 |
| 2003 | 1,273 | #257 |
| 2002 | 1,271 | #250 |
| 2001 | 1,293 | #248 |
Frequently asked questions
Is Katelynn a popular girl name?
Katelynn ranked #2737 among girls in 2025 with 63 babies given the name — outside the top 500, making it an uncommon pick. Ten years earlier it ranked #652.
When was the name Katelynn most popular?
Katelynn peaked in 1998, when 1,457 American girls received the name (ranked #210 that year). Since 1998 the name has declined from that high.
How rare is the name Katelynn?
In 2025, roughly 1 in 28,571 newborn American girls was named Katelynn. On our rarity scale (rarity blended with momentum) we classify it as "very 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.