Meaning The meaning of Merryn is 'joyful' or 'lighthearted'. It was the name of a English Saint. Origin of Merryn English +-100%Zoom level changed to 1 Popular Middle Names Elizabeth, Louise Pronunciation 🔊 Listen Merryn MEH-rihn Similar Names Abigale Abigayle Abygail Xenia Ginette Liernia Elissa Elissia Merry Michela Year by Year Popularity of Merryn