Karynn is a female name with American English pronunciation as kuh-RIN (/kəˈrɪn/). It is a variation of the name Karyn. The origin of the name is uncertain, but it is believed to have originated in the United States. Karynn has been given to newborns in the United States since at least 1949, with occasional fluctuations in popularity. While not among the most common names, Karynn remains a unique and beautiful choice for parents looking for a less traditional name for their baby girl.