Louisa is an established variant of Louise that has climbed to its highest level yet, peaking in 2021.
Louisa is predominantly a girl name. In 2025 it ranked #697 for girl births in the United States (and #1,360 across all names), given to 407 babies. Louisa was first reported in SSA data in 1880 and peaked in 2021 (424 births).
| Year | U.S. births | U.S. + territories | ♀ Rank | ♂ Rank |
|---|---|---|---|---|
| 2025 | 407 | 407 | #697 | — |
| 2024 | 385 | 385 | #733 | — |
| 2023 | 346 | 346 | #808 | — |
| 2022 | 340 | 340 | #825 | — |
| 2021 | 424 | 424 | #687 | — |
| 2020 | 383 | 383 | #725 | — |
| 2019 | 422 | 422 | #688 | — |
| 2018 | 386 | 386 | #731 | — |
| 2017 | 373 | 373 | #752 | — |
| 2016 | 347 | 347 | #828 | — |
| 2015 | 303 | 303 | #907 | — |
| 2014 | 281 | 281 | #955 | — |
| 2013 | 245 | 245 | #1,020 | — |
| 2012 | 222 | 222 | #1,119 | — |
| 2011 | 197 | 197 | #1,221 | — |
| 2010 | 163 | 163 | #1,411 | — |
| 2009 | 140 | 140 | #1,607 | — |
| 2008 | 124 | 124 | #1,781 | — |
| 2007 | 126 | 126 | #1,732 | — |
| 2006 | 119 | 119 | #1,752 | — |
| 2005 | 116 | 116 | #1,712 | — |
| 2004 | 119 | 119 | #1,636 | — |
| 2003 | 99 | 99 | #1,868 | — |
| 2002 | 118 | 118 | #1,580 | — |
| 2001 | 104 | 104 | #1,735 | — |
| 2000 | 89 | 89 | #1,914 | — |
| 1999 | 106 | 106 | #1,589 | — |
| 1998 | 123 | 123 | #1,399 | — |
| 1997 | 112 | — | #1,472 | — |
| 1996 | 129 | — | #1,325 | — |
| 1995 | 96 | — | #1,583 | — |
| 1994 | 94 | — | #1,619 | — |
| 1993 | 89 | — | #1,688 | — |
| 1992 | 121 | — | #1,372 | — |
| 1991 | 107 | — | #1,481 | — |
| 1990 | 107 | — | #1,462 | — |
| 1989 | 105 | — | #1,420 | — |
| 1988 | 73 | — | #1,746 | — |
| 1987 | 99 | — | #1,378 | — |
| 1986 | 89 | — | #1,444 | — |
| 1985 | 99 | — | #1,337 | — |
| 1984 | 122 | — | #1,130 | — |
| 1983 | 115 | — | #1,158 | — |
| 1982 | 129 | — | #1,096 | — |
| 1981 | 126 | — | #1,106 | — |
| 1980 | 115 | — | #1,171 | — |
| 1979 | 97 | — | #1,298 | — |
| 1978 | 99 | — | #1,251 | — |
| 1977 | 100 | — | #1,218 | — |
| 1976 | 91 | — | #1,241 | — |
| 1975 | 98 | — | #1,185 | — |
| 1974 | 86 | — | #1,265 | — |
| 1973 | 101 | — | #1,117 | — |
| 1972 | 92 | — | #1,175 | — |
| 1971 | 118 | — | #1,038 | — |
| 1970 | 123 | — | #1,015 | — |
| 1969 | 124 | — | #962 | — |
| 1968 | 122 | — | #936 | — |
| 1967 | 110 | — | #975 | — |
| 1966 | 134 | — | #866 | — |
| 1965 | 145 | — | #826 | — |
| 1964 | 141 | — | #873 | — |
| 1963 | 146 | — | #867 | — |
| 1962 | 143 | — | #881 | — |
| 1961 | 155 | — | #852 | — |
| 1960 | 151 | — | #846 | — |
| 1959 | 143 | — | #857 | — |
| 1958 | 152 | — | #820 | — |
| 1957 | 123 | — | #931 | — |
| 1956 | 142 | — | #834 | — |
| 1955 | 146 | — | #800 | — |
| 1954 | 148 | — | #769 | — |
| 1953 | 164 | — | #714 | — |
| 1952 | 148 | — | #730 | — |
| 1951 | 138 | — | #748 | — |
| 1950 | 138 | — | #730 | — |
| 1949 | 155 | — | #670 | — |
| 1948 | 127 | — | #759 | — |
| 1947 | 159 | — | #669 | — |
| 1946 | 130 | — | #710 | — |
| 1945 | 112 | — | #705 | — |
| 1944 | 123 | — | #670 | — |
| 1943 | 117 | — | #712 | — |
| 1942 | 104 | — | #740 | — |
| 1941 | 123 | — | #642 | — |
| 1940 | 134 | — | #605 | — |
| 1939 | 102 | — | #672 | — |
| 1938 | 115 | — | #640 | — |
| 1937 | 112 | — | #642 | — |
| 1936 | 125 | — | #591 | — |
| 1935 | 102 | — | #651 | — |
| 1934 | 120 | — | #600 | — |
| 1933 | 126 | — | #569 | — |
| 1932 | 142 | — | #549 | — |
| 1931 | 119 | — | #607 | — |
| 1930 | 164 | — | #532 | — |
| 1929 | 159 | — | #541 | — |
| 1928 | 156 | — | #565 | — |
| 1927 | 153 | — | #576 | — |
| 1926 | 164 | — | #549 | — |
| 1925 | 200 | — | #498 | — |
| 1924 | 192 | — | #517 | — |
| 1923 | 185 | — | #515 | — |
| 1922 | 170 | — | #555 | #4,697 |
| 1921 | 199 | — | #497 | — |
| 1920 | 192 | — | #500 | — |
| 1919 | 205 | — | #464 | — |
| 1918 | 193 | — | #490 | — |
| 1917 | 207 | — | #448 | — |
| 1916 | 225 | — | #416 | — |
| 1915 | 187 | — | #449 | — |
| 1914 | 173 | — | #402 | — |
| 1913 | 159 | — | #382 | — |
| 1912 | 90 | — | #508 | — |
| 1911 | 96 | — | #410 | — |
| 1910 | 84 | — | #434 | — |
| 1909 | 96 | — | #380 | — |
| 1908 | 101 | — | #359 | — |
| 1907 | 106 | — | #338 | — |
| 1906 | 78 | — | #390 | — |
| 1905 | 83 | — | #374 | — |
| 1904 | 103 | — | #320 | — |
| 1903 | 96 | — | #318 | — |
| 1902 | 87 | — | #339 | — |
| 1901 | 99 | — | #302 | — |
| 1900 | 144 | — | #271 | — |
| 1899 | 101 | — | #296 | — |
| 1898 | 111 | — | #294 | — |
| 1897 | 109 | — | #271 | — |
| 1896 | 138 | — | #235 | — |
| 1895 | 112 | — | #263 | — |
| 1894 | 139 | — | #225 | — |
| 1893 | 129 | — | #232 | — |
| 1892 | 140 | — | #219 | — |
| 1891 | 125 | — | #212 | — |
| 1890 | 168 | — | #180 | — |
| 1889 | 170 | — | #174 | — |
| 1888 | 152 | — | #183 | — |
| 1887 | 138 | — | #170 | — |
| 1886 | 136 | — | #171 | — |
| 1885 | 138 | — | #156 | — |
| 1884 | 147 | — | #144 | — |
| 1883 | 143 | — | #135 | — |
| 1882 | 128 | — | #140 | — |
| 1881 | 142 | — | #119 | — |
| 1880 | 126 | — | #130 | — |