Alswynn \a-lswy-nn, al-swynn\ as a boy's name is a variant of Aldwin (Old English), and the meaning of Alswynn is "old friend".

The baby name Alswynn sounds like Alison, Allyson, Allson, Allison, Allcen, Alisson and Elson. Other similar baby names are Aldwynn, Alwynn and Aswynn.