Masculine dossier · first seen 1883
Winthrop
Stable Decline
Gradual decline from 1915
Peak era
1915
Peak births
48
Current vitality
Below reporting floor
Peak generation
Greatest Generation
Quick answers about Winthrop
How many people are named Winthrop?
An estimated 362 living Americans are named Winthrop.
How rare is Winthrop?
Winthrop 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 Winthrop?
The median age of a living American named Winthrop is approximately 65 years, with most bearers falling between 55 and 75 years old.
Is Winthrop still popular?
Not especially. Winthrop has been declining since its 1915 peak and registered 0 births in 2025.
Where is Winthrop most common?
Winthrop has its strongest geographic signal in Massachusetts, where it appears 11.6× more often than the national baseline.
1883Peak 19152025
Peak year
1915
Decline from peak
100%
2025
0
All-time
1,178