Lydian is a very rare girls' name that peaked in 2013 and has grown less common since.
Lydian is a girl name. In 2025 it ranked #14,250 for girl births in the United States (and #23,679 across all names), given to 6 babies. Lydian first appears in 1915 and peaked in 2013 (17 births).
| Year | U.S. births | U.S. + territories | Rank |
|---|---|---|---|
| 2025 | 6 | 6 | #14,250 |
| 2024 | 9 | 9 | #10,766 |
| 2023 | 5 | 5 | #16,660 |
| 2022 | 11 | 11 | #9,405 |
| 2021 | 12 | 12 | #8,768 |
| 2020 | 6 | 6 | #14,444 |
| 2019 | 15 | 15 | #7,570 |
| 2018 | 9 | 9 | #11,088 |
| 2017 | 12 | 12 | #9,123 |
| 2016 | 15 | 15 | #7,836 |
| 2015 | 11 | 11 | #9,893 |
| 2014 | 9 | 9 | #11,559 |
| 2013 | 17 | 17 | #7,249 |
| 2012 | 11 | 11 | #10,146 |
| 2011 | 12 | 12 | #9,501 |
| 2010 | 5 | 5 | #18,743 |
| 2009 | 14 | 14 | #8,718 |
| 2008 | 5 | 5 | #19,327 |
| 2007 | 9 | 9 | #12,258 |
| 2006 | 9 | 9 | #12,022 |
| 2004 | 11 | 11 | #9,633 |
| 2003 | 5 | 5 | #17,314 |
| 2002 | 8 | 8 | #11,749 |
| 1997 | 5 | — | #15,135 |
| 1990 | 5 | — | #14,284 |
| 1959 | 5 | — | #6,833 |
| 1915 | 5 | — | #4,688 |