Melvyn is a distinctive boys' name in United States, ranking #6101 in 2005 with 13 recorded births. This places Melvyn in the top 46% of ranked US boys' names for the year. Its actual usage is classified as Rare. The name reached its all-time peak in 2006 with 20 births ranking #4627. In 2005, approximately 1 in every 153,627 boys born was named Melvyn. FALLING Recent data shows the name is currently falling.