Kolby

Meaning: Coal town, or Koli's settlement
Origin: Variant of Colby (from Old Norse)

Boy's name · #1225 in the US (2025) · 2000s wave

Popularity over time

Kolby's best rank, #359, came in 2001; it has settled back to #1225 today. Roughly 12,000 boys have been named Kolby since 1968.

Across the states

See where Kolby is more common.

Appears in 2020-2025 birth records of 16 states. See the full state-by-state map on this page.

Around the world

See how Kolby ranks in other countries and regions.

#1,382 in England & Wales (2025) · #1,257 in Canada (2024).

Famous Kolbys

Kolby Allard — American baseball player
Kolby LaCrone — American soccer player
Kolby Smith — Player of American football
Kolby Listenbee — American-football player (born 1994)
Kolby Cooper — Musical artist

What Kolbys become

Among 16 notable people named Kolby:

Sports figures appear 3.63× more often than among typical names — e.g. Kolby Allard, American baseball player.

Spellings & nicknames

Together with its spelling variant Colby (#615), Kolby would rank around #486 with about 620 births last year — the newborns split about 73/27 between Colby and Kolby.

Similar names: Colby · Skylar · Kolbe · Coby · Dayton · Kole

Browse more boy names — popularity, trends and eras for 5,700+ American names, free.

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