Adelyn is an established variant of Adeline that peaked in 2014 and has grown less common since.
Adelyn is predominantly a girl name. In 2025 it ranked #355 for girl births in the United States (and #743 across all names), given to 851 babies. Adelyn was first reported in SSA data in 1899 and peaked in 2015 (1,680 births).
| Year | U.S. births | U.S. + territories | ♀ Rank | ♂ Rank |
|---|---|---|---|---|
| 2025 | 851 | 851 | #355 | — |
| 2024 | 978 | 978 | #314 | — |
| 2023 | 974 | 974 | #320 | — |
| 2022 | 1,102 | 1,102 | #287 | — |
| 2021 | 1,248 | 1,248 | #246 | — |
| 2020 | 1,261 | 1,261 | #238 | — |
| 2019 | 1,295 | 1,300 | #247 | — |
| 2018 | 1,384 | 1,384 | #227 | — |
| 2017 | 1,519 | 1,519 | #204 | — |
| 2016 | 1,672 | 1,672 | #194 | — |
| 2015 | 1,680 | 1,680 | #196 | — |
| 2014 | 1,680 | 1,680 | #198 | #10,742 |
| 2013 | 1,506 | 1,506 | #212 | — |
| 2012 | 1,351 | 1,351 | #236 | — |
| 2011 | 1,057 | 1,057 | #299 | — |
| 2010 | 835 | 835 | #380 | — |
| 2009 | 778 | 778 | #408 | — |
| 2008 | 527 | 527 | #589 | — |
| 2007 | 335 | 335 | #847 | — |
| 2006 | 245 | 245 | #1,045 | — |
| 2005 | 176 | 176 | #1,273 | — |
| 2004 | 137 | 137 | #1,470 | — |
| 2003 | 127 | 127 | #1,526 | — |
| 2002 | 78 | 78 | #2,143 | — |
| 2001 | 77 | 77 | #2,126 | — |
| 2000 | 49 | 49 | #2,903 | — |
| 1999 | 29 | 29 | #3,970 | — |
| 1998 | 33 | 33 | #3,574 | — |
| 1997 | 16 | — | #5,872 | — |
| 1996 | 19 | — | #5,070 | — |
| 1995 | 22 | — | #4,518 | — |
| 1994 | 18 | — | #5,252 | — |
| 1993 | 21 | — | #4,674 | — |
| 1992 | 19 | — | #5,054 | — |
| 1991 | 22 | — | #4,497 | — |
| 1990 | 43 | — | #2,695 | — |
| 1989 | 9 | — | #8,043 | — |
| 1988 | 5 | — | #11,807 | — |
| 1987 | 7 | — | #8,784 | — |
| 1986 | 8 | — | #7,754 | — |
| 1985 | 7 | — | #8,324 | — |
| 1984 | 5 | — | #10,429 | — |
| 1955 | 5 | — | #5,832 | — |
| 1948 | 6 | — | #4,651 | — |
| 1946 | 6 | — | #4,418 | — |
| 1944 | 6 | — | #4,057 | — |
| 1943 | 5 | — | #4,691 | — |
| 1942 | 7 | — | #3,739 | — |
| 1941 | 7 | — | #3,561 | — |
| 1940 | 8 | — | #3,209 | — |
| 1939 | 7 | — | #3,431 | — |
| 1938 | 7 | — | #3,453 | — |
| 1935 | 12 | — | #2,439 | — |
| 1934 | 9 | — | #2,924 | — |
| 1933 | 5 | — | #4,220 | — |
| 1932 | 8 | — | #3,274 | — |
| 1931 | 8 | — | #3,226 | — |
| 1930 | 12 | — | #2,552 | — |
| 1929 | 9 | — | #3,138 | — |
| 1928 | 13 | — | #2,498 | — |
| 1927 | 10 | — | #3,053 | — |
| 1926 | 14 | — | #2,475 | — |
| 1925 | 15 | — | #2,378 | — |
| 1924 | 11 | — | #2,974 | — |
| 1923 | 13 | — | #2,588 | — |
| 1922 | 20 | — | #1,957 | — |
| 1921 | 21 | — | #1,927 | — |
| 1920 | 14 | — | #2,463 | — |
| 1919 | 11 | — | #2,813 | — |
| 1918 | 21 | — | #1,805 | — |
| 1917 | 19 | — | #1,847 | — |
| 1916 | 24 | — | #1,534 | — |
| 1915 | 20 | — | #1,674 | — |
| 1914 | 13 | — | #1,896 | — |
| 1913 | 11 | — | #1,884 | — |
| 1912 | 8 | — | #2,146 | — |
| 1911 | 9 | — | #1,657 | — |
| 1909 | 8 | — | #1,608 | — |
| 1907 | 6 | — | #1,822 | — |
| 1899 | 5 | — | #1,596 | — |