Marmeon \m(a)-rmeon, mar-meon\ as a boy's name is a variant of Marmion (Old French), and the meaning of Marmeon is "little one".
The baby name Marmeon sounds like Marmyon and Marmionn. Other similar baby names are Karmen, Carmen, Garmon, Garmen, Harmon, Harmen, Marmer, Maimon, Marden, Mardon, Marion, Marlon, Marlen, Marshon, Marsean, Marton, Martenn, Marten and Marven.