Kailyn vs Kaitlyn
Side-by-side comparison of Kailyn and Kaitlyn - popularity rank, total births, peak decade, and historical trends from Social Security Administration data.
Which name is more popular?
| Metric | Kailyn | Kaitlyn |
| Current Rank | #1587 | #650 |
| Total Births (all years) | 14,211 | 166,689 |
| Peak Year | 2011 | 2000 |
| Peak Year Births | 793 | 8,759 |
| Peak Decade | 2000s | 1990s |
| Gender | Girl | Girl |
| First Recorded Year | 1981 | 1971 |
Births by Decade
| Decade | Kailyn | Kaitlyn |
| 1970s | - | 76 |
| 1980s | 349 | 10,890 |
| 1990s | 2,422 | 67,567 |
| 2000s | 5,584 | 66,909 |
| 2010s | 4,927 | 18,357 |
| 2020s | 929 | 2,890 |
Recent Annual Births (2014–present)
| Year | Kailyn | Kaitlyn |
| 2014 | 606 | 2,060 |
| 2015 | 436 | 1,663 |
| 2016 | 355 | 999 |
| 2017 | 298 | 938 |
| 2018 | 264 | 805 |
| 2019 | 247 | 701 |
| 2020 | 193 | 624 |
| 2021 | 180 | 520 |
| 2022 | 158 | 470 |
| 2023 | 155 | 483 |
| 2024 | 133 | 453 |
| 2025 | 110 | 340 |