Keirstyn vs Keira
Side-by-side comparison of Keirstyn and Keira — popularity rank, total births, peak decade, and historical trends from Social Security Administration data.
Which name is more popular?
| Metric | Keirstyn | Keira |
| Current Rank | Unranked | #606 |
| Total Births (all years) | 369 | 33,836 |
| Peak Year | 2008 | 2006 |
| Peak Year Births | 27 | 3,022 |
| Peak Decade | 2000ss | 2000ss |
| Gender | Girl | Girl |
| First Recorded Year | 1990 | 1962 |
Births by Decade
| Decade | Keirstyn | Keira |
| 1960ss | — | 99 |
| 1970ss | — | 359 |
| 1980ss | — | 637 |
| 1990ss | 114 | 1,390 |
| 2000ss | 201 | 14,520 |
| 2010ss | 54 | 13,440 |
| 2020ss | — | 3,391 |
Recent Annual Births (2014–present)
| Year | Keirstyn | Keira |
| 2014 | 8 | 1,469 |
| 2015 | — | 1,312 |
| 2016 | — | 1,038 |
| 2017 | — | 990 |
| 2018 | — | 867 |
| 2019 | 5 | 888 |
| 2020 | — | 663 |
| 2021 | — | 662 |
| 2022 | — | 577 |
| 2023 | — | 524 |
| 2024 | — | 496 |
| 2025 | — | 469 |