Madilyn is an established variant of Madelyn that peaked in 2008 and remains in steady use.
Madilyn is a girl name. In 2025 it ranked #464 for girl births in the United States (and #942 across all names), given to 662 babies. Madilyn first appears in 1924 and peaked in 2008 (1,169 births).
| Year | U.S. births | U.S. + territories | Rank |
|---|---|---|---|
| 2025 | 662 | 662 | #464 |
| 2024 | 741 | 741 | #421 |
| 2023 | 848 | 848 | #360 |
| 2022 | 973 | 973 | #331 |
| 2021 | 1,019 | 1,019 | #319 |
| 2020 | 950 | 950 | #326 |
| 2019 | 1,006 | 1,006 | #318 |
| 2018 | 989 | 989 | #328 |
| 2017 | 951 | 951 | #338 |
| 2016 | 1,005 | 1,005 | #327 |
| 2015 | 1,028 | 1,028 | #316 |
| 2014 | 1,078 | 1,078 | #303 |
| 2013 | 947 | 947 | #341 |
| 2012 | 1,101 | 1,101 | #287 |
| 2011 | 1,057 | 1,057 | #301 |
| 2010 | 967 | 967 | #332 |
| 2009 | 1,147 | 1,147 | #290 |
| 2008 | 1,169 | 1,169 | #288 |
| 2007 | 860 | 860 | #383 |
| 2006 | 732 | 732 | #435 |
| 2005 | 610 | 610 | #499 |
| 2004 | 584 | 584 | #504 |
| 2003 | 530 | 530 | #533 |
| 2002 | 466 | 466 | #568 |
| 2001 | 447 | 447 | #575 |
| 2000 | 391 | 391 | #642 |
| 1999 | 282 | 282 | #783 |
| 1998 | 265 | 265 | #803 |
| 1997 | 178 | — | #1,069 |
| 1996 | 138 | — | #1,267 |
| 1995 | 107 | — | #1,488 |
| 1994 | 74 | — | #1,921 |
| 1993 | 47 | — | #2,623 |
| 1992 | 50 | — | #2,535 |
| 1991 | 30 | — | #3,593 |
| 1990 | 20 | — | #4,799 |
| 1989 | 25 | — | #3,969 |
| 1988 | 16 | — | #5,216 |
| 1987 | 16 | — | #4,992 |
| 1986 | 12 | — | #6,003 |
| 1985 | 6 | — | #10,088 |
| 1977 | 5 | — | #10,575 |
| 1975 | 5 | — | #9,951 |
| 1974 | 6 | — | #8,292 |
| 1957 | 5 | — | #6,672 |
| 1956 | 6 | — | #5,698 |
| 1955 | 5 | — | #6,373 |
| 1951 | 5 | — | #5,892 |
| 1950 | 8 | — | #4,178 |
| 1949 | 6 | — | #5,024 |
| 1946 | 11 | — | #3,150 |
| 1945 | 9 | — | #3,296 |
| 1940 | 6 | — | #4,156 |
| 1939 | 7 | — | #3,644 |
| 1938 | 7 | — | #3,704 |
| 1937 | 5 | — | #4,662 |
| 1932 | 5 | — | #4,827 |
| 1924 | 7 | — | #4,275 |