What does Melwyn mean?
Melwyn \m(e)-lw-yn\ as a boys' name is a variation of Melvin: possibly masculine form of Malvina (Gaelic) "smooth brow"; (Irish, Gaelic) "polished chief"; (Old English) "sword friend";. Seldom used as a name for baby boys.
Melwyn is a rare given name for men. Melwyn is an equivalently rare last name too for both adults and children. (2000 U.S. Census)
Shown below is an analysis of the popularity of Melwyn and corresponding names. Melvin (#672 in 2014), Melvyn and Mel are the popular related forms of Melwyn (#unlisted) appearing in the Top 1000. Adoption of these boy names was at its apex during the years 1940-1949 and has become much less since, with the forms Melvin, Melvyn and Mel becoming less stylish. (2014 Birth Statistics)
Melwyn is alike in pronunciation to Mellan, Mellen, Mellin and Mellon. Other recommended similar baby names are Delwyn, Kelwyn, Medwyn, Merwyn, Selwyn and Welwyn. Like Melwyn, these names are not frequently used.