Lacy is an established name used for both girls and boys that peaked in 1982 and has since faded.
Lacy is predominantly a girl name. In 2025 it ranked #2,597 for girl births in the United States (and #4,603 across all names), given to 67 babies. Lacy first appears in 1880 and peaked in 1982 (988 births).
| Year | U.S. births | U.S. + territories | ♀ Rank | ♂ Rank |
|---|---|---|---|---|
| 2025 | 67 | 67 | #2,597 | — |
| 2024 | 54 | 54 | #3,035 | — |
| 2023 | 60 | 60 | #2,839 | — |
| 2022 | 69 | 69 | #2,566 | — |
| 2021 | 95 | 95 | #2,145 | #10,343 |
| 2020 | 69 | 69 | #2,515 | — |
| 2019 | 70 | 70 | #2,524 | — |
| 2018 | 115 | 115 | #1,875 | #10,286 |
| 2017 | 108 | 108 | #1,883 | — |
| 2016 | 119 | 119 | #1,750 | — |
| 2015 | 165 | 165 | #1,444 | #13,207 |
| 2014 | 158 | 158 | #1,482 | #10,272 |
| 2013 | 161 | 161 | #1,443 | #13,243 |
| 2012 | 143 | 143 | #1,546 | — |
| 2011 | 147 | 147 | #1,551 | #13,502 |
| 2010 | 181 | 181 | #1,370 | #7,374 |
| 2009 | 210 | 210 | #1,248 | #7,064 |
| 2008 | 215 | 215 | #1,234 | #8,049 |
| 2007 | 272 | 272 | #1,007 | #8,631 |
| 2006 | 256 | 256 | #1,043 | #7,771 |
| 2005 | 263 | 263 | #943 | — |
| 2004 | 280 | 280 | #892 | #9,522 |
| 2003 | 313 | 313 | #826 | #4,945 |
| 2002 | 186 | 186 | #1,124 | — |
| 2001 | 217 | 217 | #1,020 | #10,012 |
| 2000 | 219 | 219 | #1,025 | #5,468 |
| 1999 | 240 | 240 | #917 | #6,867 |
| 1998 | 238 | 238 | #912 | #8,082 |
| 1997 | 292 | — | #762 | #4,373 |
| 1996 | 289 | — | #767 | #4,777 |
| 1995 | 347 | — | #652 | #3,781 |
| 1994 | 449 | — | #557 | #3,840 |
| 1993 | 557 | — | #476 | #2,988 |
| 1992 | 617 | — | #424 | #2,960 |
| 1991 | 720 | — | #371 | #2,722 |
| 1990 | 784 | — | #355 | #2,291 |
| 1989 | 772 | — | #349 | #2,012 |
| 1988 | 777 | — | #329 | #2,226 |
| 1987 | 866 | — | #290 | #2,155 |
| 1986 | 877 | — | #291 | #2,332 |
| 1985 | 965 | — | #269 | #1,895 |
| 1984 | 968 | — | #260 | #1,957 |
| 1983 | 1,003 | — | #243 | #1,803 |
| 1982 | 1,015 | — | #253 | #2,033 |
| 1981 | 860 | — | #291 | #2,021 |
| 1980 | 596 | — | #406 | #1,713 |
| 1979 | 469 | — | #475 | #1,452 |
| 1978 | 482 | — | #441 | #1,814 |
| 1977 | 194 | — | #895 | #1,592 |
| 1976 | 195 | — | #877 | #1,367 |
| 1975 | 242 | — | #709 | #1,609 |
| 1974 | 112 | — | #1,494 | #1,237 |
| 1973 | 105 | — | #1,456 | #1,339 |
| 1972 | 116 | — | #1,421 | #1,204 |
| 1971 | 81 | — | #2,047 | #1,342 |
| 1970 | 120 | — | #1,413 | #1,231 |
| 1969 | 106 | — | #1,583 | #1,118 |
| 1968 | 112 | — | #1,793 | #876 |
| 1967 | 78 | — | #2,243 | #1,053 |
| 1966 | 77 | — | #2,167 | #1,082 |
| 1965 | 97 | — | #1,935 | #946 |
| 1964 | 81 | — | #2,444 | #1,023 |
| 1963 | 92 | — | #2,113 | #976 |
| 1962 | 97 | — | #1,641 | #1,099 |
| 1961 | 83 | — | #2,503 | #1,024 |
| 1960 | 80 | — | #2,862 | #977 |
| 1959 | 95 | — | #2,713 | #883 |
| 1958 | 84 | — | #2,620 | #954 |
| 1957 | 99 | — | #2,385 | #868 |
| 1956 | 95 | — | #2,989 | #844 |
| 1955 | 89 | — | #2,677 | #882 |
| 1954 | 85 | — | #2,645 | #904 |
| 1953 | 97 | — | #2,397 | #822 |
| 1952 | 105 | — | #3,975 | #719 |
| 1951 | 92 | — | #2,529 | #818 |
| 1950 | 105 | — | #2,838 | #718 |
| 1949 | 89 | — | #3,089 | #783 |
| 1948 | 104 | — | #2,553 | #715 |
| 1947 | 113 | — | #2,832 | #696 |
| 1946 | 100 | — | #3,130 | #687 |
| 1945 | 84 | — | #2,110 | #750 |
| 1944 | 115 | — | #1,638 | #660 |
| 1943 | 114 | — | #2,114 | #652 |
| 1942 | 118 | — | #1,832 | #657 |
| 1941 | 108 | — | #2,141 | #637 |
| 1940 | 92 | — | #2,648 | #674 |
| 1939 | 102 | — | #2,079 | #641 |
| 1938 | 84 | — | #1,909 | #753 |
| 1937 | 120 | — | #1,754 | #578 |
| 1936 | 102 | — | #2,093 | #627 |
| 1935 | 117 | — | #1,961 | #581 |
| 1934 | 104 | — | #2,653 | #619 |
| 1933 | 94 | — | #1,687 | #708 |
| 1932 | 126 | — | #1,654 | #582 |
| 1931 | 97 | — | #1,986 | #670 |
| 1930 | 114 | — | #2,610 | #608 |
| 1929 | 115 | — | #2,052 | #612 |
| 1928 | 113 | — | #2,239 | #623 |
| 1927 | 136 | — | #1,981 | #573 |
| 1926 | 119 | — | #2,638 | #610 |
| 1925 | 155 | — | #1,393 | #564 |
| 1924 | 146 | — | #1,957 | #571 |
| 1923 | 132 | — | #1,441 | #643 |
| 1922 | 143 | — | #1,704 | #595 |
| 1921 | 146 | — | #1,527 | #591 |
| 1920 | 137 | — | #1,489 | #611 |
| 1919 | 120 | — | #1,465 | #643 |
| 1918 | 139 | — | #1,472 | #581 |
| 1917 | 138 | — | #1,419 | #563 |
| 1916 | 141 | — | #1,346 | #543 |
| 1915 | 113 | — | #1,499 | #613 |
| 1914 | 101 | — | #1,365 | #566 |
| 1913 | 88 | — | #1,034 | #562 |
| 1912 | 87 | — | #1,131 | #493 |
| 1911 | 44 | — | #1,333 | #541 |
| 1910 | 59 | — | #852 | #488 |
| 1909 | 42 | — | #949 | #551 |
| 1908 | 44 | — | #1,114 | #444 |
| 1907 | 46 | — | #966 | #422 |
| 1906 | 41 | — | #986 | #436 |
| 1905 | 33 | — | #989 | #559 |
| 1904 | 36 | — | #980 | #461 |
| 1903 | 32 | — | #1,262 | #422 |
| 1902 | 34 | — | #1,050 | #448 |
| 1901 | 37 | — | #711 | #498 |
| 1900 | 49 | — | #955 | #392 |
| 1899 | 27 | — | #955 | #514 |
| 1898 | 24 | — | #864 | #850 |
| 1897 | 26 | — | #1,322 | #447 |
| 1896 | 30 | — | #928 | #512 |
| 1895 | 29 | — | #781 | #627 |
| 1894 | 37 | — | #827 | #392 |
| 1893 | 25 | — | #778 | #681 |
| 1892 | 30 | — | #879 | #471 |
| 1891 | 24 | — | #923 | #488 |
| 1890 | 28 | — | #854 | #449 |
| 1889 | 15 | — | #1,385 | #651 |
| 1888 | 19 | — | #1,213 | #572 |
| 1887 | 14 | — | #1,090 | #714 |
| 1886 | 16 | — | #1,038 | #625 |
| 1885 | 19 | — | #878 | #564 |
| 1884 | 7 | — | — | #819 |
| 1883 | 7 | — | — | #766 |
| 1882 | 11 | — | — | #593 |
| 1881 | 10 | — | — | #576 |
| 1880 | 15 | — | #794 | #662 |