Kalynn is of American origin, derived from the Hawaiian word 'Kali' meaning 'the sea'. It is often considered a unisex name but is more commonly used for females. The spelling variant Kalin is also recognized. The name gained popularity in the United States during the 1970s and has since maintained steady usage. Kalynn is not associated with any particular month or day, making it versatile for parents seeking a unique name without specific seasonal ties.
"The name Kalynn experienced a notable increase in popularity between 1992 and 1995, with the number of births nearly doubling from 5 to 10 over this period. Prior to this rise, there were consistent but lower birth counts each year since 1988. In total, 33 babies named Kalynn were born between 1988 and 1995."