Grantley is a very rare boys' name that peaked in 2014 and remains in steady use.
Grantley is a boy name. In 2025 it ranked #7,857 for boy births in the United States (and #16,427 across all names), given to 10 babies. Grantley was first reported in SSA data in 1982 and peaked in 2014 (15 births).
| Year | U.S. births | U.S. + territories | Rank |
|---|---|---|---|
| 2025 | 10 | 10 | #7,857 |
| 2024 | 15 | 15 | #6,000 |
| 2023 | 5 | 5 | #12,866 |
| 2022 | 11 | 11 | #7,433 |
| 2021 | 10 | 10 | #7,789 |
| 2020 | 13 | 13 | #6,416 |
| 2019 | 10 | 10 | #7,833 |
| 2018 | 10 | 10 | #7,796 |
| 2017 | 14 | 14 | #6,142 |
| 2016 | 14 | 14 | #6,142 |
| 2015 | 13 | 13 | #6,458 |
| 2014 | 15 | 15 | #5,824 |
| 2013 | 5 | 5 | #12,788 |
| 2012 | 8 | 8 | #9,159 |
| 2011 | 7 | 7 | #9,991 |
| 2003 | 5 | 5 | #11,495 |
| 2000 | 5 | 5 | #10,989 |
| 1984 | 5 | — | #6,687 |
| 1982 | 5 | — | #6,712 |