Althea is an established girls' name that peaked in 1956 and has grown less common since.
Althea is predominantly a girl name. In 2025 it ranked #1,299 for girl births in the United States (and #2,451 across all names), given to 171 babies. Althea first appears in 1880 and peaked in 1956 (388 births).
| Year | U.S. births | U.S. + territories | ♀ Rank | ♂ Rank |
|---|---|---|---|---|
| 2025 | 171 | 171 | #1,299 | — |
| 2024 | 160 | 160 | #1,398 | — |
| 2023 | 167 | 167 | #1,348 | — |
| 2022 | 175 | 175 | #1,343 | — |
| 2021 | 145 | 145 | #1,476 | — |
| 2020 | 156 | 156 | #1,399 | — |
| 2019 | 167 | 167 | #1,355 | — |
| 2018 | 162 | 162 | #1,386 | — |
| 2017 | 154 | 154 | #1,460 | — |
| 2016 | 128 | 128 | #1,668 | — |
| 2015 | 130 | 130 | #1,644 | — |
| 2014 | 92 | 92 | #2,098 | — |
| 2013 | 101 | 101 | #1,955 | — |
| 2012 | 73 | 73 | #2,497 | — |
| 2011 | 72 | 72 | #2,511 | — |
| 2010 | 81 | 81 | #2,342 | — |
| 2009 | 75 | 75 | #2,511 | — |
| 2008 | 59 | 59 | #2,959 | — |
| 2007 | 57 | 57 | #3,051 | — |
| 2006 | 57 | 57 | #2,979 | — |
| 2005 | 68 | 68 | #2,527 | — |
| 2004 | 66 | 66 | #2,526 | — |
| 2003 | 69 | 69 | #2,394 | — |
| 2002 | 55 | 55 | #2,745 | — |
| 2001 | 53 | 53 | #2,767 | — |
| 2000 | 68 | 68 | #2,280 | — |
| 1999 | 61 | 61 | #2,405 | — |
| 1998 | 58 | 58 | #2,399 | — |
| 1997 | 51 | — | #2,515 | — |
| 1996 | 47 | — | #2,630 | — |
| 1995 | 40 | — | #2,934 | — |
| 1994 | 39 | — | #2,989 | — |
| 1993 | 51 | — | #2,452 | — |
| 1992 | 40 | — | #2,921 | — |
| 1991 | 50 | — | #2,486 | — |
| 1990 | 55 | — | #2,290 | — |
| 1989 | 70 | — | #1,873 | — |
| 1988 | 55 | — | #2,093 | — |
| 1987 | 47 | — | #2,276 | — |
| 1986 | 50 | — | #2,117 | — |
| 1985 | 44 | — | #2,283 | — |
| 1984 | 70 | — | #1,593 | — |
| 1983 | 49 | — | #2,047 | — |
| 1982 | 50 | — | #2,051 | — |
| 1981 | 88 | — | #1,396 | — |
| 1980 | 69 | — | #1,658 | — |
| 1979 | 70 | — | #1,605 | — |
| 1978 | 64 | — | #1,654 | — |
| 1977 | 77 | — | #1,440 | — |
| 1976 | 83 | — | #1,307 | — |
| 1975 | 76 | — | #1,381 | — |
| 1974 | 106 | — | #1,094 | — |
| 1973 | 95 | — | #1,151 | — |
| 1972 | 142 | — | #888 | — |
| 1971 | 139 | — | #931 | — |
| 1970 | 150 | — | #884 | — |
| 1969 | 155 | — | #826 | — |
| 1968 | 202 | — | #684 | — |
| 1967 | 211 | — | #659 | — |
| 1966 | 164 | — | #765 | — |
| 1965 | 213 | — | #674 | — |
| 1964 | 149 | — | #854 | — |
| 1963 | 133 | — | #912 | — |
| 1962 | 161 | — | #825 | — |
| 1961 | 187 | — | #761 | — |
| 1960 | 216 | — | #692 | — |
| 1959 | 217 | — | #681 | — |
| 1958 | 278 | — | #595 | — |
| 1957 | 352 | — | #509 | — |
| 1956 | 388 | — | #475 | — |
| 1955 | 248 | — | #580 | — |
| 1954 | 308 | — | #506 | — |
| 1953 | 254 | — | #546 | — |
| 1952 | 328 | — | #465 | — |
| 1951 | 333 | — | #455 | — |
| 1950 | 309 | — | #462 | — |
| 1949 | 235 | — | #545 | — |
| 1948 | 126 | — | #761 | — |
| 1947 | 118 | — | #803 | — |
| 1946 | 125 | — | #723 | — |
| 1945 | 110 | — | #713 | — |
| 1944 | 111 | — | #715 | — |
| 1943 | 115 | — | #718 | — |
| 1942 | 116 | — | #689 | — |
| 1941 | 118 | — | #652 | — |
| 1940 | 101 | — | #693 | — |
| 1939 | 113 | — | #643 | — |
| 1938 | 119 | — | #629 | — |
| 1937 | 148 | — | #551 | — |
| 1936 | 124 | — | #593 | — |
| 1935 | 141 | — | #540 | — |
| 1934 | 165 | — | #501 | — |
| 1933 | 163 | — | #501 | — |
| 1932 | 164 | — | #510 | — |
| 1931 | 160 | — | #517 | — |
| 1930 | 175 | — | #506 | — |
| 1929 | 198 | — | #480 | — |
| 1928 | 196 | — | #492 | — |
| 1927 | 263 | — | #425 | — |
| 1926 | 226 | — | #449 | — |
| 1925 | 258 | — | #428 | — |
| 1924 | 280 | — | #421 | #4,366 |
| 1923 | 254 | — | #421 | — |
| 1922 | 274 | — | #399 | — |
| 1921 | 311 | — | #379 | — |
| 1920 | 336 | — | #356 | — |
| 1919 | 261 | — | #399 | — |
| 1918 | 318 | — | #363 | — |
| 1917 | 265 | — | #388 | — |
| 1916 | 265 | — | #386 | — |
| 1915 | 266 | — | #368 | — |
| 1914 | 199 | — | #378 | — |
| 1913 | 141 | — | #416 | — |
| 1912 | 131 | — | #404 | — |
| 1911 | 77 | — | #468 | — |
| 1910 | 91 | — | #412 | — |
| 1909 | 75 | — | #426 | — |
| 1908 | 66 | — | #444 | — |
| 1907 | 48 | — | #517 | — |
| 1906 | 53 | — | #465 | — |
| 1905 | 46 | — | #497 | — |
| 1904 | 46 | — | #484 | — |
| 1903 | 49 | — | #457 | — |
| 1902 | 41 | — | #492 | — |
| 1901 | 37 | — | #499 | — |
| 1900 | 35 | — | #590 | — |
| 1899 | 41 | — | #456 | — |
| 1898 | 33 | — | #555 | — |
| 1897 | 29 | — | #555 | — |
| 1896 | 36 | — | #487 | — |
| 1895 | 32 | — | #520 | — |
| 1894 | 42 | — | #430 | — |
| 1893 | 23 | — | #594 | — |
| 1892 | 29 | — | #503 | — |
| 1891 | 39 | — | #395 | — |
| 1890 | 19 | — | #600 | — |
| 1889 | 30 | — | #441 | — |
| 1888 | 21 | — | #550 | — |
| 1887 | 18 | — | #525 | — |
| 1886 | 19 | — | #509 | — |
| 1885 | 14 | — | #576 | — |
| 1884 | 13 | — | #584 | — |
| 1883 | 13 | — | #537 | — |
| 1882 | 11 | — | #561 | — |
| 1881 | 8 | — | #625 | — |
| 1880 | 9 | — | #581 | — |