Kelsy \k(e)-lsy, kel-sy\ as a boy's name (also used as girl's name Kelsy), is a variant of Kelsey (Old English). See for meaning of Kelsy.

The baby name Kelsy sounds like Kelsie, Callys, Klaus, Colis, Giles, Gyles, Klaes, Klaas and Colas. Other similar baby names are Kelby and Kelly.