What does Gwyn mean?
Gwyn has 1 feminine form: Gwen.
Gwyn is a rare first name for men but a very popular surname for all people (#12851 out of 150436, Top 9%). (2000 U.S. Census)
Presented below is the baby name popularity of Gwyn for boys. Gwyn has not been recorded in the list so far. (Top 1000 Birth Names Records, 2014)