Feminine dossier · first seen 1880
Teresa
Endangered
Down 98.5% from peak
Peak era
1961
Peak births
18,909
Current vitality
Fragile
Peak generation
Boomer
Quick answers about Teresa
How many people are named Teresa?
An estimated 298,560 living Americans are named Teresa.
How rare is Teresa?
Teresa is uncommon among babies today, with 291 girls receiving the name in 2025, down 98.5% from its 1961 peak.
How old is the typical Teresa?
The median age of a living American named Teresa is approximately 62 years, with most bearers falling between 53 and 67 years old.
Is Teresa still popular?
No. Teresa is endangered as a baby name, down 98.5% from its 1961 peak with 291 births in 2025.
Where is Teresa most common?
Teresa has its strongest geographic signal in Arizona, where it appears 6.2× more often than the national baseline.
1880Peak 19612025
Peak year
1961
Decline from peak
98.5%
2025
291
All-time
416,044
Where it lives now
Teresa is most concentrated in Arizona — about 6.1× the national rate in the 1930s.
States where Teresa is given more often than the national average — its present-day heartland.