1) English boy name 
Marvyn is an English name for boys. The meaning is `friend of the sea` The name Marvyn is most commonly given to French boys. (40 times more often than to American boys.) Use for the other sex: Marva What do they use in other countries? Meryn The name sounds like: Mervyn, Marven, Murvyn, Morvyn Similar names are: Garvyn, Malvyn, Mardyn, Martyn