Meaning and name origin
Alwyn \a-lw-yn\ as a boy's name is of Old English origin, and the meaning of Alwyn is "elf or magical being, friend". Alwyn is a variant of Alvin (Old English): from Aelfwine and also possibly means "precious friend".
Alwyn is not a popular first name for males and an equally uncommon surname or last name for all people (2000 U.S. Census).
Alwyn is also pronounced similarly to Alain, Alan▲, Alann, Alen, Alin, Allan▼, Allen▼, Alleyn, Allin, Allon, Allyn, Alon, Alun, Alwine, Alyn, Eilwyn, Olyn, Walwyn and Welwyn. Other suggested similar baby names are Albyn, Aldwyn, Alvyn, Arwyn and Aswyn. These names tend to be more commonly used than Alwyn.