Karina
Karisma
Karlo
Karma
Karnak
Karschikiis
Kasablanka
Kasey Jo
Kasha
Kashin (from Flash Gordon cartoon)
Kashka
Kashka (Russian for "kitten")
Kashmir
Kashmire
Kasia
Kasian
Kaska
Kaspaas (Afrikaans for Casper)
Kasper
Kaspurr
Kassandra
Kassu
Kastine
Kastoria
Kat
Kat Butt
Kat Kat
Kat Sam
Katalina
Katana