What does Collby mean?
(male) Collve, Dellby, ..
(female) Colldy, Collsi, .. Middle name pairings:
Collby August (C.A.), ..
How popular is Collby?
Collby is an unusual given name for males. Collby is also an unusual last name for all people. (2000 U.S. Demographics)
Which version is better?with its source form and related boy names. Colby (#454 via latest list) is the only popular related form of Collby (not ranked). Other variants, like Colbie, are seldom used. This form of Collby was favored as a birth name in the year 2001 (usage of 0.2%) and is now much less conventional (usage 0.03%, 82% less). (Top Baby Names, 2015)
Collby is pronounced similarly to Kelby, Kellby and Kolby. Other recommended names are Bobby▼, Cadby, Caily, Caleb▲, Caley, Callan▲, Callis, Callys, Callyx, Clay▼, Cloy, Coakley, Cobby, Cobi, Coby▼, Codey▼, Colas, Colet, Coley, Colis, Coll, Colla, Collayer, Collden (see Colden), Colle, Collen, Colley, Collie, Collin, Collis, Collton, Colm, Colombo, Colson, Colt▲, Colten▲, Colton▲, Colver, Colwin, Colyn, Coney, Conlen, Conley, Conlon, Conroy, Conwy, Corby, Corbyn, Corday, Corey▼, Corley, Corney, Corty, Coty▼, Covey, Cowrey (see Cowrie), Cowry, Coxey, Coy▼, Crosby▲, Cullen▲, Culley, Cully, Gilby, Gillby, Joby, Koby▼, Robby▼, Rolly, Toby▼, Welby and Wellby. These names tend to be more commonly used than Collby.See names in meaning and etymology.