Boy Name · English Origin
Winthrop
Last reviewed: June 2026
Winthrop is a boy baby name of English origin, meaning "Resolute guardian". It currently sits in the Rare tier of US baby names for 2026, and parents who love Winthrop often also consider Winter.
Names like Winthrop
Frequently asked about Winthrop
What does the name Winthrop mean?
Winthrop means "Resolute guardian" and is of English origin.
What is the origin of Winthrop?
Winthrop originates in English naming tradition.
How do you pronounce Winthrop?
Winthrop has 8 letters and is most commonly stressed on the first syllable.
Is Winthrop a boy's or girl's name?
Winthrop is primarily used as a boy's name in US records.
How popular is Winthrop in 2026?
In our 2026 popularity tracker, Winthrop sits in the Rare tier — an uncommon, standout choice.
What names are similar to Winthrop?
Names that share Winthrop's sound and style include Winter, Wynter, Windell, Winton, Windle.