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BoyOld Norse origin2 syllables

Kolby

Literal root meaning: “charcoal + settlement”

About the name Kolby

Kolby is a boy name with Old Norse roots, literally “charcoal + settlement”. It is related to Colby, which is where the meaning comes from.

It has a modern, unique feel. In 2025, Kolby ranked #1225 for boys in the US, with 165 babies given the name. Its peak year since 1940 was 2001. Since 2000, 90% of US babies named Kolby were boys.

Etymology

A variant of Colby, which comes from Old Norse, meaning “charcoal” + “settlement”.

Name meaning adapted from Wiktionary (“Kolby”, “Colby”) by Wiktionary contributors, CC BY-SA 4.0.

US rank 2025
#1225
In 2015
#828
Babies in 2025
165

Popularity of Kolby, 1940–2025

018537055473919401960198020002020
Boys GirlsBabies per year in the US

Latest SSA data: 2025.

Popularity data: U.S. Social Security Administration national baby names (public domain; names given to at least 5 babies of one sex per year).

Names similar to Kolby

Name meanings marked or linked “Wiktionary” are adapted from Wiktionary by Wiktionary contributors, CC BY-SA 4.0; each name page links its source entry.