Aletheia is a rare variant of Althea that peaked in 2020 and remains in steady use.
Aletheia is a girl name. In 2025 it ranked #2,897 for girl births in the United States (and #5,082 across all names), given to 58 babies. Aletheia first appears in 1973 and peaked in 2020 (66 births).
| Year | U.S. births | U.S. + territories | Rank |
|---|---|---|---|
| 2025 | 58 | 58 | #2,897 |
| 2024 | 56 | 56 | #2,933 |
| 2023 | 40 | 40 | #3,765 |
| 2022 | 47 | 47 | #3,368 |
| 2021 | 61 | 61 | #2,784 |
| 2020 | 66 | 66 | #2,580 |
| 2019 | 34 | 34 | #4,167 |
| 2018 | 39 | 39 | #3,791 |
| 2017 | 44 | 44 | #3,481 |
| 2016 | 44 | 44 | #3,525 |
| 2015 | 49 | 49 | #3,301 |
| 2014 | 37 | 37 | #4,008 |
| 2013 | 32 | 32 | #4,429 |
| 2012 | 26 | 26 | #5,260 |
| 2011 | 29 | 29 | #4,810 |
| 2010 | 18 | 18 | #6,918 |
| 2009 | 27 | 27 | #5,230 |
| 2008 | 23 | 23 | #5,962 |
| 2007 | 11 | 11 | #10,159 |
| 2006 | 15 | 15 | #7,889 |
| 2005 | 6 | 6 | #14,578 |
| 2004 | 16 | 16 | #7,095 |
| 2003 | 7 | 7 | #12,469 |
| 2002 | 7 | 7 | #12,239 |
| 1999 | 7 | 7 | #11,432 |
| 1998 | 8 | 8 | #10,159 |
| 1995 | 6 | — | #11,827 |
| 1989 | 6 | — | #10,885 |
| 1986 | 8 | — | #7,768 |
| 1985 | 5 | — | #10,704 |
| 1984 | 5 | — | #10,456 |
| 1982 | 10 | — | #6,380 |
| 1980 | 8 | — | #7,430 |
| 1979 | 6 | — | #9,039 |
| 1978 | 7 | — | #7,664 |
| 1977 | 5 | — | #9,677 |
| 1976 | 5 | — | #9,311 |
| 1974 | 7 | — | #6,909 |
| 1973 | 5 | — | #8,449 |