Alethia is an uncommon variant of Althea that peaked in 1973 and has since faded.
Alethia is a girl name. In 2025 it ranked #10,142 for girl births in the United States (and #17,230 across all names), given to 9 babies. Alethia was first reported in SSA data in 1894 and peaked in 1973 (74 births).
| Year | U.S. births | U.S. + territories | Rank |
|---|---|---|---|
| 2025 | 9 | 9 | #10,142 |
| 2024 | 11 | 11 | #8,966 |
| 2023 | 16 | 16 | #6,939 |
| 2022 | 15 | 15 | #7,298 |
| 2021 | 19 | 19 | #6,189 |
| 2020 | 15 | 15 | #7,229 |
| 2019 | 11 | 11 | #9,140 |
| 2018 | 17 | 17 | #6,805 |
| 2017 | 12 | 12 | #8,813 |
| 2016 | 18 | 18 | #6,673 |
| 2015 | 17 | 17 | #6,990 |
| 2014 | 22 | 22 | #5,804 |
| 2013 | 11 | 11 | #9,636 |
| 2012 | 29 | 29 | #4,840 |
| 2011 | 13 | 13 | #8,646 |
| 2010 | 19 | 19 | #6,663 |
| 2009 | 22 | 22 | #6,103 |
| 2008 | 17 | 17 | #7,429 |
| 2007 | 21 | 21 | #6,328 |
| 2006 | 18 | 18 | #6,864 |
| 2005 | 15 | 15 | #7,521 |
| 2004 | 16 | 16 | #7,096 |
| 2003 | 12 | 12 | #8,542 |
| 2002 | 12 | 12 | #8,307 |
| 2001 | 17 | 17 | #6,334 |
| 2000 | 15 | 15 | #6,824 |
| 1999 | 12 | 12 | #7,739 |
| 1998 | 12 | 12 | #7,553 |
| 1997 | 23 | — | #4,515 |
| 1996 | 13 | — | #6,731 |
| 1995 | 17 | — | #5,450 |
| 1994 | 9 | — | #8,827 |
| 1993 | 15 | — | #5,964 |
| 1992 | 22 | — | #4,530 |
| 1991 | 16 | — | #5,670 |
| 1990 | 16 | — | #5,555 |
| 1989 | 24 | — | #4,021 |
| 1988 | 20 | — | #4,310 |
| 1987 | 21 | — | #3,986 |
| 1986 | 23 | — | #3,650 |
| 1985 | 18 | — | #4,287 |
| 1984 | 23 | — | #3,530 |
| 1983 | 21 | — | #3,688 |
| 1982 | 31 | — | #2,901 |
| 1981 | 30 | — | #2,928 |
| 1980 | 21 | — | #3,720 |
| 1979 | 25 | — | #3,239 |
| 1978 | 32 | — | #2,630 |
| 1977 | 25 | — | #3,085 |
| 1976 | 29 | — | #2,664 |
| 1975 | 22 | — | #3,157 |
| 1974 | 46 | — | #1,881 |
| 1973 | 74 | — | #1,350 |
| 1972 | 27 | — | #2,598 |
| 1971 | 29 | — | #2,542 |
| 1970 | 40 | — | #2,044 |
| 1969 | 31 | — | #2,298 |
| 1968 | 56 | — | #1,519 |
| 1967 | 34 | — | #2,012 |
| 1966 | 20 | — | #2,755 |
| 1965 | 28 | — | #2,248 |
| 1964 | 31 | — | #2,152 |
| 1963 | 34 | — | #2,016 |
| 1962 | 31 | — | #2,114 |
| 1961 | 27 | — | #2,300 |
| 1960 | 20 | — | #2,731 |
| 1959 | 22 | — | #2,460 |
| 1958 | 15 | — | #3,087 |
| 1957 | 21 | — | #2,487 |
| 1956 | 24 | — | #2,250 |
| 1955 | 13 | — | #3,226 |
| 1954 | 34 | — | #1,770 |
| 1953 | 25 | — | #2,071 |
| 1952 | 26 | — | #1,979 |
| 1951 | 26 | — | #1,921 |
| 1950 | 31 | — | #1,680 |
| 1949 | 12 | — | #3,002 |
| 1948 | 19 | — | #2,258 |
| 1947 | 22 | — | #2,089 |
| 1946 | 20 | — | #2,094 |
| 1945 | 10 | — | #2,919 |
| 1944 | 19 | — | #1,967 |
| 1943 | 20 | — | #1,949 |
| 1942 | 13 | — | #2,540 |
| 1941 | 18 | — | #1,955 |
| 1940 | 14 | — | #2,204 |
| 1939 | 20 | — | #1,732 |
| 1938 | 22 | — | #1,652 |
| 1937 | 16 | — | #2,000 |
| 1936 | 16 | — | #1,951 |
| 1935 | 15 | — | #2,098 |
| 1934 | 12 | — | #2,425 |
| 1933 | 12 | — | #2,407 |
| 1932 | 15 | — | #2,132 |
| 1931 | 17 | — | #1,942 |
| 1930 | 32 | — | #1,348 |
| 1929 | 13 | — | #2,437 |
| 1928 | 30 | — | #1,426 |
| 1927 | 21 | — | #1,886 |
| 1926 | 23 | — | #1,772 |
| 1925 | 19 | — | #2,019 |
| 1924 | 22 | — | #1,872 |
| 1923 | 25 | — | #1,674 |
| 1922 | 25 | — | #1,683 |
| 1921 | 25 | — | #1,723 |
| 1920 | 15 | — | #2,360 |
| 1919 | 20 | — | #1,856 |
| 1918 | 17 | — | #2,103 |
| 1917 | 17 | — | #1,998 |
| 1916 | 20 | — | #1,739 |
| 1915 | 19 | — | #1,739 |
| 1914 | 13 | — | #1,900 |
| 1913 | 13 | — | #1,672 |
| 1912 | 16 | — | #1,356 |
| 1911 | 12 | — | #1,373 |
| 1910 | 11 | — | #1,421 |
| 1909 | 12 | — | #1,222 |
| 1908 | 12 | — | #1,208 |
| 1907 | 8 | — | #1,514 |
| 1906 | 6 | — | #1,732 |
| 1905 | 7 | — | #1,542 |
| 1904 | 7 | — | #1,490 |
| 1903 | 6 | — | #1,600 |
| 1902 | 5 | — | #1,798 |
| 1900 | 12 | — | #1,107 |
| 1899 | 6 | — | #1,397 |
| 1898 | 6 | — | #1,506 |
| 1896 | 5 | — | #1,590 |
| 1894 | 5 | — | #1,495 |