Feminine dossier · first seen 1975
Thu
Stable Decline
Gradual decline from 1983
Peak era
1983
Peak births
55
Current vitality
Below reporting floor
Peak generation
Millennial
Quick answers about Thu
How many people are named Thu?
An estimated 801 living Americans are named Thu.
How rare is Thu?
Thu fell below the SSA's 5-birth reporting floor in 2025. It is extremely rare as a new baby name.
How old is the typical Thu?
The median age of a living American named Thu is approximately 38 years, with most bearers falling between 27 and 44 years old.
Is Thu still popular?
Not especially. Thu has been declining since its 1983 peak and registered 0 births in 2025.
Where is Thu most common?
Thu has its strongest geographic signal in California, where it appears 2.7× more often than the national baseline.
1975Peak 19832025
Peak year
1983
Decline from peak
100%
2025
0
All-time
832