Names / Girl names
Thalassa
Current rank
—
outside the top 1,000
All-time peak
#9,547
in 1977
First recorded
1977
in U.S. data
Children named
6
since 1977
Popularity over time
Annual U.S. children given the name · Peak #9,547 in 1977 · Source: Social Security Administration
Meaning & background
Thalassa first shows up in American naming records in 1977, where it reads as a girls' name. It now sits outside the national top 1,000, which keeps it uncommon. Only about 6 children have carried it, making it genuinely rare.