Foster
Foster is a boy name of English origin meaning “Forester, one who nourishes”, pronounced FOS-ter. It ranked #901 in the United States in 2025, given to 264 babies, and peaked at #280 in 1896. Common nicknames: Fos, Fossy.
How popular is Foster in the United States?
Data: U.S. Social Security Administration (SSA). Based on all Social Security card applications for births in the United States.
What does Foster mean, and where does it come from?
Foster is an English surname with two possible roots: the Old French "forestier," meaning a keeper of the forest, or the Old English "foster," related to nourishing and raising a child, as in "foster parent." Both origins give the name a caring, protective undertone that has helped it cross over into use as a given name. It fits neatly alongside other occupational and surname-style boys' names that have grown popular in recent decades. Foster has a warm, dependable quality without feeling overused.
Variations & Nicknames
Variations
Nicknames
Famous People Named Foster
- Foster Brooks — American comedian and actor
- Foster Moreau — American NFL tight end
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Sibling Name Ideas for Foster
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Frequently Asked Questions
What does the name Foster mean?
Foster is a boy name of English origin meaning "Forester, one who nourishes." Foster is an English surname with two possible roots: the Old French "forestier," meaning a keeper of the forest, or the Old English "foster," related to nourishing and raising a child, as in "foster parent." Both origins give the name a caring, protective undertone that has helped it cross over into use as a given name.
How do you pronounce Foster?
Foster is pronounced FOS-ter. Common variations include Forster, Foerster, Fostyr.
Is Foster a boy name?
Yes, Foster is traditionally a boy name. Popular nicknames include Fos, Fossy.