unisex NAME · CURRENTLY #1225
Kolby
KOHL-bee
“From the English surname Colby, ultimately from Old Norse elements meaning “coal settlement” or “coal farm.””
A contemporary spelling of a surname-style given name related to Colby.
SSA POPULARITY HISTORY
How Kolby has traveled through time
181975
351980
1101985
1811990
3001995
4512000
4042005
3762010
3072015
1932020
2072025
LATEST YEAR2025207 births
PEAK RANK#359in 2001
CURRENT USAGE20.3% F79.7% M
Source: U.S. Social Security Administration. SSA excludes names with fewer than five occurrences in a geographic area.