Marwin is a distinctive boys' name in United States, ranking #5704 in 1998 with 11 recorded births. The name reached its all-time peak in 1998 with 11 births ranking #5704. Since 1996, the popularity has increased by 57.1%. In 1998, approximately 1 in every 173,756 boys born was named Marwin. FALLING Recent data shows the name is currently falling.