Hadlyn is a very rare girls' name that peaked in 2022 and remains in steady use.
Hadlyn is a girl name. In 2025 it ranked #11,279 for girl births in the United States (and #19,017 across all names), given to 8 babies. Hadlyn first appears in 2012 and peaked in 2022 (15 births).
| Year | U.S. births | U.S. + territories | Rank |
|---|---|---|---|
| 2025 | 8 | 8 | #11,279 |
| 2024 | 11 | 11 | #9,146 |
| 2023 | 11 | 11 | #9,216 |
| 2022 | 15 | 15 | #7,405 |
| 2021 | 7 | 7 | #12,663 |
| 2020 | 9 | 9 | #10,565 |
| 2019 | 5 | 5 | #16,404 |
| 2018 | 14 | 14 | #7,903 |
| 2017 | 6 | 6 | #14,754 |
| 2016 | 13 | 13 | #8,568 |
| 2015 | 7 | 7 | #13,507 |
| 2014 | 7 | 7 | #13,573 |
| 2013 | 8 | 8 | #12,405 |
| 2012 | 6 | 6 | #15,641 |