See also the related category hebrew.
Cayn is infrequently used as a baby name for boys. It is ranked outside of the top 1000 names. Among the group of boy names directly linked to Cayn, Cain was the most commonly used in 2018.
Baby names that sound like Cayn include Cain (English and Welsh), Caine, Cane, Cayne (English), Kain (German), Kaine (English and Irish), Kayn, Kayne (English and Irish), Keyne, Caen, Caene, Cahn, Caín, Caïn (French), Cam (English and Vietnamese), Camm, Canh, Cene (English), Céin, and Chem.
† approx English pronunciation for Cayn: K as in "key (K.IY)" ; EY as in "ate (EY.T)" ; N as in "knee (N.IY)"