Updated June 9, 2019 Share: Boy name origins & meanings English : Dark-hairedScandinavian : From the dark country Boy name variations Kelby Kelby + 23% this year Neutral Rare Find out more Kole Kole - 20% this year Masculine Rare Find out more Kollby Kollby 0 % this year Masculine Rare Find out more Colby Colby + 12% this year Masculine Rare Find out more Koelby Koelby 0 % this year Masculine Rare Find out more Kohlby Kohlby 0 % this year Masculine Rare Find out more Koleby Koleby 0 % this year Masculine Rare Find out more How Popular Is The Name Kolby Family name origins & meanings Americanized spelling or variant of German Kolbe, a variant of Kolb.