Lydia is a familiar girls' name that peaked in 2014 and remains in steady use.
Lydia is predominantly a girl name. In 2025 it ranked #92 for girl births in the United States (and #238 across all names), given to 2,692 babies. Lydia was first reported in SSA data in 1880 and peaked in 2014 (3,652 births).
| Year | U.S. births | U.S. + territories | ♀ Rank | ♂ Rank |
|---|---|---|---|---|
| 2025 | 2,692 | 2,692 | #92 | — |
| 2024 | 2,678 | 2,678 | #97 | — |
| 2023 | 2,735 | 2,735 | #94 | — |
| 2022 | 2,818 | 2,818 | #93 | — |
| 2021 | 2,935 | 2,935 | #89 | — |
| 2020 | 2,810 | 2,810 | #95 | #11,450 |
| 2019 | 3,015 | 3,015 | #94 | — |
| 2018 | 3,213 | 3,213 | #89 | — |
| 2017 | 3,348 | 3,348 | #85 | #10,362 |
| 2016 | 3,625 | 3,625 | #80 | — |
| 2015 | 3,514 | 3,514 | #80 | — |
| 2014 | 3,652 | 3,652 | #84 | — |
| 2013 | 3,267 | 3,267 | #95 | #13,308 |
| 2012 | 3,176 | 3,176 | #95 | — |
| 2011 | 3,092 | 3,092 | #96 | — |
| 2010 | 2,846 | 2,846 | #110 | #11,650 |
| 2009 | 2,830 | 2,830 | #117 | — |
| 2008 | 2,876 | 2,876 | #120 | — |
| 2007 | 2,773 | 2,773 | #124 | — |
| 2006 | 2,673 | 2,673 | #130 | #13,254 |
| 2005 | 2,793 | 2,800 | #119 | #8,795 |
| 2004 | 2,652 | 2,652 | #126 | #5,159 |
| 2003 | 2,647 | 2,647 | #127 | — |
| 2002 | 2,512 | 2,512 | #137 | — |
| 2001 | 2,364 | 2,371 | #140 | — |
| 2000 | 2,321 | 2,329 | #147 | — |
| 1999 | 2,189 | 2,195 | #148 | — |
| 1998 | 2,071 | 2,082 | #153 | — |
| 1997 | 1,937 | — | #160 | — |
| 1996 | 1,813 | — | #173 | — |
| 1995 | 1,759 | — | #169 | — |
| 1994 | 1,603 | — | #188 | — |
| 1993 | 1,421 | — | #206 | — |
| 1992 | 1,414 | — | #202 | — |
| 1991 | 1,378 | — | #214 | — |
| 1990 | 1,406 | — | #204 | — |
| 1989 | 1,267 | — | #217 | #8,724 |
| 1988 | 1,174 | — | #221 | — |
| 1987 | 1,219 | — | #219 | #4,451 |
| 1986 | 1,142 | — | #229 | #3,572 |
| 1985 | 1,220 | — | #212 | — |
| 1984 | 1,209 | — | #217 | #4,813 |
| 1983 | 1,028 | — | #239 | #6,907 |
| 1982 | 1,056 | — | #240 | #6,970 |
| 1981 | 940 | — | #265 | — |
| 1980 | 867 | — | #287 | #6,870 |
| 1979 | 808 | — | #296 | #6,667 |
| 1978 | 713 | — | #324 | #6,402 |
| 1977 | 765 | — | #312 | — |
| 1976 | 747 | — | #307 | — |
| 1975 | 676 | — | #333 | #4,609 |
| 1974 | 722 | — | #316 | — |
| 1973 | 677 | — | #329 | — |
| 1972 | 760 | — | #319 | #4,264 |
| 1971 | 844 | — | #315 | — |
| 1970 | 929 | — | #307 | #5,165 |
| 1969 | 807 | — | #320 | — |
| 1968 | 863 | — | #300 | — |
| 1967 | 877 | — | #289 | — |
| 1966 | 959 | — | #273 | #4,311 |
| 1965 | 1,086 | — | #263 | #3,435 |
| 1964 | 1,183 | — | #259 | — |
| 1963 | 1,296 | — | #246 | #4,407 |
| 1962 | 1,417 | — | #226 | #4,415 |
| 1961 | 1,573 | — | #214 | — |
| 1960 | 1,676 | — | #205 | #3,906 |
| 1959 | 1,566 | — | #210 | #4,348 |
| 1958 | 1,583 | — | #207 | #3,782 |
| 1957 | 1,627 | — | #206 | #3,815 |
| 1956 | 1,550 | — | #206 | #4,265 |
| 1955 | 1,585 | — | #200 | — |
| 1954 | 1,560 | — | #197 | — |
| 1953 | 1,560 | — | #201 | — |
| 1952 | 1,327 | — | #213 | — |
| 1951 | 1,150 | — | #225 | — |
| 1950 | 1,127 | — | #223 | — |
| 1949 | 1,241 | — | #214 | — |
| 1948 | 1,222 | — | #209 | — |
| 1947 | 1,050 | — | #230 | — |
| 1946 | 886 | — | #239 | — |
| 1945 | 856 | — | #224 | — |
| 1944 | 807 | — | #233 | — |
| 1943 | 871 | — | #228 | #3,122 |
| 1942 | 859 | — | #225 | #3,871 |
| 1941 | 692 | — | #247 | #2,429 |
| 1940 | 731 | — | #235 | #3,762 |
| 1939 | 685 | — | #239 | #3,785 |
| 1938 | 677 | — | #242 | — |
| 1937 | 696 | — | #238 | #2,610 |
| 1936 | 695 | — | #237 | #3,054 |
| 1935 | 679 | — | #244 | #2,479 |
| 1934 | 632 | — | #248 | — |
| 1933 | 668 | — | #237 | — |
| 1932 | 630 | — | #246 | — |
| 1931 | 646 | — | #235 | — |
| 1930 | 692 | — | #233 | #4,335 |
| 1929 | 750 | — | #223 | #4,330 |
| 1928 | 820 | — | #219 | #4,502 |
| 1927 | 883 | — | #217 | #3,662 |
| 1926 | 813 | — | #223 | — |
| 1925 | 954 | — | #207 | — |
| 1924 | 917 | — | #214 | #4,723 |
| 1923 | 966 | — | #204 | — |
| 1922 | 1,025 | — | #199 | — |
| 1921 | 1,052 | — | #197 | — |
| 1920 | 1,123 | — | #185 | #4,697 |
| 1919 | 1,059 | — | #186 | — |
| 1918 | 1,148 | — | #180 | — |
| 1917 | 1,180 | — | #169 | — |
| 1916 | 1,148 | — | #168 | — |
| 1915 | 1,086 | — | #170 | — |
| 1914 | 839 | — | #168 | — |
| 1913 | 759 | — | #154 | — |
| 1912 | 701 | — | #152 | — |
| 1911 | 568 | — | #142 | — |
| 1910 | 537 | — | #152 | — |
| 1909 | 503 | — | #142 | — |
| 1908 | 499 | — | #140 | — |
| 1907 | 512 | — | #131 | — |
| 1906 | 477 | — | #132 | — |
| 1905 | 518 | — | #123 | — |
| 1904 | 545 | — | #112 | — |
| 1903 | 502 | — | #116 | — |
| 1902 | 540 | — | #112 | #1,244 |
| 1901 | 507 | — | #103 | — |
| 1900 | 644 | — | #104 | — |
| 1899 | 566 | — | #97 | — |
| 1898 | 677 | — | #88 | — |
| 1897 | 642 | — | #83 | — |
| 1896 | 580 | — | #91 | — |
| 1895 | 656 | — | #85 | — |
| 1894 | 618 | — | #85 | — |
| 1893 | 598 | — | #81 | — |
| 1892 | 522 | — | #93 | — |
| 1891 | 507 | — | #86 | — |
| 1890 | 576 | — | #78 | — |
| 1889 | 496 | — | #83 | — |
| 1888 | 472 | — | #85 | — |
| 1887 | 448 | — | #76 | — |
| 1886 | 392 | — | #87 | — |
| 1885 | 404 | — | #77 | — |
| 1884 | 369 | — | #80 | — |
| 1883 | 378 | — | #75 | — |
| 1882 | 342 | — | #76 | — |
| 1881 | 299 | — | #77 | — |
| 1880 | 302 | — | #77 | — |