In the Unknown origin, Kelsay means "Kelsay \k(e)-lsay, kel-say\ as a girl's name.
The baby name Kelsay sounds like Kelsey, Kelsy and Kelsa. Other similar baby names are Helsa, Kelby, Kelbey, Kelda, Kellan, Kelly, Kelley, Kelsie, Kelsi, Kelsee, Kelsea, Kellsey, Kelcy, Kelcey, Kessy, Nelsey and Nelsy."
