Total babies named Kastyn (all years): 71
| Year | Boys (count / rank / %) |
|---|---|
| 2024 | 6 / #11626 / 0.000% |
| 2022 | 5 / #13316 / 0.000% |
| 2021 | 5 / #13111 / 0.000% |
| 2020 | 5 / #13089 / 0.000% |
| 2019 | 6 / #11462 / 0.000% |
| 2018 | — |
| 2017 | 6 / #11484 / 0.000% |
| 2016 | 6 / #11455 / 0.000% |
| 2015 | 5 / #13073 / 0.000% |
| 2014 | 5 / #13085 / 0.000% |