Foster vs Kelvin

Baby Name Comparison — 2026

Foster

Boy #1,077 Most Popular 2 Syllables

"forest keeper, forester"

Origin: Old English

English American

✓ All Clear

Boy #1,084 Most Popular 2 Syllables

"from the River Kelvin, narrow river"

Origin: Brythonic Celtic

Scottish English British

✓ All Clear

Foster Rank #1,077

Kelvin Rank #1,084

Foster is more popular, ranked #1077 vs #1084 for Kelvin.

Is Foster or Kelvin more popular?

Foster is more popular, ranked #1077 compared to Kelvin at #1084 in the United States.

What do Foster and Kelvin mean?

Foster means "forest keeper, forester" (Old English origin). Kelvin means "from the River Kelvin, narrow river" (Brythonic Celtic origin).

Are Foster and Kelvin boy or girl names?

Foster is primarily a boy name. Kelvin is primarily a boy name.