Maddax is a rare variant of Maddox that peaked in 2015 and has grown less common since.
Maddax is predominantly a boy name. In 2025 it ranked #6,033 for boy births in the United States (and #12,687 across all names), given to 15 babies. Maddax first appears in 2003 and peaked in 2020 (37 births).
| Year | U.S. births | U.S. + territories | ♀ Rank | ♂ Rank |
|---|---|---|---|---|
| 2025 | 15 | 15 | — | #6,033 |
| 2024 | 8 | 8 | — | #9,530 |
| 2023 | 11 | 11 | — | #7,562 |
| 2022 | 25 | 25 | — | #4,249 |
| 2021 | 25 | 25 | — | #4,184 |
| 2020 | 37 | 37 | — | #3,108 |
| 2019 | 35 | 35 | — | #3,313 |
| 2018 | 33 | 33 | — | #3,424 |
| 2017 | 33 | 33 | — | #3,422 |
| 2016 | 27 | 27 | — | #3,944 |
| 2015 | 38 | 38 | #18,106 | #3,408 |
| 2014 | 36 | 36 | — | #3,139 |
| 2013 | 28 | 28 | — | #3,716 |
| 2012 | 23 | 23 | — | #4,335 |
| 2011 | 29 | 29 | — | #3,665 |
| 2010 | 25 | 25 | — | #4,066 |
| 2009 | 35 | 35 | — | #3,250 |
| 2008 | 30 | 30 | — | #3,616 |
| 2007 | 24 | 24 | — | #4,201 |
| 2006 | 18 | 18 | — | #4,978 |
| 2005 | 31 | 31 | #12,530 | #4,007 |
| 2004 | 10 | 10 | — | #7,339 |
| 2003 | 6 | 6 | — | #10,377 |