Mathius is a very rare variant of Mathias that peaked in 2009 and remains in steady use.
Mathius is a boy name. In 2025 it ranked #6,037 for boy births in the United States (and #12,706 across all names), given to 15 babies. Mathius was first reported in SSA data in 2003 and peaked in 2009 (17 births).
| Year | U.S. births | U.S. + territories | Rank |
|---|---|---|---|
| 2025 | 15 | 15 | #6,037 |
| 2024 | 16 | 16 | #5,814 |
| 2023 | 7 | 7 | #10,397 |
| 2022 | 7 | 7 | #10,479 |
| 2021 | 11 | 11 | #7,418 |
| 2019 | 14 | 14 | #6,300 |
| 2018 | 9 | 9 | #8,595 |
| 2017 | 6 | 6 | #11,687 |
| 2016 | 7 | 7 | #10,358 |
| 2015 | 10 | 10 | #7,849 |
| 2014 | 8 | 8 | #9,330 |
| 2013 | 11 | 11 | #7,370 |
| 2012 | 8 | 8 | #9,406 |
| 2011 | 11 | 11 | #7,323 |
| 2010 | 12 | 12 | #6,950 |
| 2009 | 17 | 17 | #5,471 |
| 2008 | 6 | 6 | #12,048 |
| 2007 | 16 | 16 | #5,601 |
| 2006 | 12 | 12 | #6,754 |
| 2005 | 12 | 12 | #6,486 |
| 2004 | 11 | 11 | #6,824 |
| 2003 | 5 | 5 | #12,087 |