Alfonse \a-lfon-se, al-fo-nse\ as a boy's name is a variant of Alfonso (Italian, Spanish). See for meaning of Alfonse.
The baby name Alfonse sounds like Alfons, Alphonse, Alfonzo, Alfonz, Alfonsin and Alfonsus. Other similar baby names are Alonso, Affonso and Allonso.