See also the related category hebrew.
Kaythen is not popular as a baby name for boys. It is not in the top 1000 names.
Baby names that sound like Kaythen include Kaithan, Kaithen, Kaithon, Kadan, Kaethan, Kaethen, Kathan (English), Kathen, Kathon, Kaythan, Keaten, Keathen, Keatin, Keatton, Keatun, Kedam, Keeten, Keethan, Keeton, and Keitan.
† approx English pronunciation for Kaythen: K as in "key (K.IY)" ; EY as in "ate (EY.T)" ; TH as in "theme (TH.IY.M)" ; AH as in "mud (M.AH.D)" ; N as in "knee (N.IY)"