Keltonn \k(e)-lto-nn, kel-tonn\ as a boy's name is a variant of Kelton (Old English), and the meaning of Keltonn is "town of the keels".

The baby name Keltonn sounds like Keltin, Kelten, Kellton, Keldon and Kolton. Other similar baby names are Belton, Delton, Felton, Keaton, Keeton, Kelwinn, Kelvon, Kenton and Welton.