Compare two names
Theia and Thea side by side: Theia peaked in 2019 and Thea in 2018; in 2025 they were given to 97 and 867 babies.
Theia and Thea, year by year
Girls and boys together; Theia solid, Thea dashed.
| Theia | Thea | |
|---|---|---|
| Births 2025 | 97 | 867 |
| Rank 2025 | #1,989 among girls’ names | #353 among girls’ names |
| Recorded since 1880 | 1,217 | 20,118 |
| Peak year | 2019 | 2018 |
| Girls | 100% | 100.0% |
| Alive, estimated | 1,210 | 18,500 |
| Median age | 7 | 9 |
Both names: SSA national file, published May 8, 2026, and SSA’s cohort life tables.