Compare two names
Alethea and Althea side by side: Alethea peaked in 1973 and Althea in 1956; in 2025 they were given to 54 and 171 babies.
Alethea and Althea, year by year
Girls and boys together; Alethea solid, Althea dashed.
| Alethea | Althea | |
|---|---|---|
| Births 2025 | 54 | 171 |
| Rank 2025 | #3,030 among girls’ names | #1,299 among girls’ names |
| Recorded since 1880 | 4,968 | 17,985 |
| Peak year | 1973 | 1956 |
| Girls | 100% | 100.0% |
| Alive, estimated | 4,100 | 9,750 |
| Median age | 49 | 57 |
Both names: SSA national file, published May 8, 2026, and SSA’s cohort life tables.