Callaghan is a rare name used for both girls and boys that has climbed to its highest level yet, peaking in 2022.
Callaghan is predominantly a boy name. In 2025 it ranked #3,002 among boys (41) and #12,158 among girls (7) — overall #5,761 across all names. The charts below show girls and boys separately.
| Year | U.S. births | U.S. + territories | ♀ Rank | ♂ Rank |
|---|---|---|---|---|
| 2025 | 48 | 48 | #12,158 | #3,002 |
| 2024 | 41 | 41 | #11,316 | #3,470 |
| 2023 | 44 | 44 | #15,628 | #3,127 |
| 2022 | 51 | 51 | #7,345 | #3,287 |
| 2021 | 29 | 29 | #15,704 | #4,263 |
| 2020 | 18 | 18 | — | #5,069 |
| 2019 | 19 | 19 | — | #4,989 |
| 2018 | 23 | 23 | #16,148 | #5,139 |
| 2017 | 10 | 10 | — | #7,657 |
| 2016 | 10 | 10 | — | #7,688 |
| 2015 | 6 | 6 | — | #10,890 |
| 2014 | 9 | 9 | — | #8,247 |
| 2013 | 6 | 6 | — | #10,956 |
| 2012 | 7 | 7 | — | #9,862 |
| 2011 | 5 | 5 | — | #12,577 |
| 2010 | 5 | 5 | — | #12,533 |
| 2009 | 8 | 8 | — | #9,112 |
| 2008 | 8 | 8 | — | #9,126 |
| 2006 | 12 | 12 | #17,608 | #9,719 |
| 2005 | 12 | 12 | #14,822 | #10,306 |
| 2003 | 5 | 5 | — | #11,129 |
| 2002 | 8 | 8 | — | #7,750 |
| 2001 | 5 | 5 | — | #10,808 |
| 2000 | 6 | 6 | — | #9,246 |
| 1999 | 9 | 9 | — | #6,613 |
| 1998 | 10 | 10 | — | #5,892 |
| 1997 | 13 | — | #9,946 | #9,467 |
| 1996 | 6 | — | — | #8,093 |
| 1994 | 5 | — | — | #8,981 |