Heddwyn \he-ddw-yn\ as a boy's name is of Welsh origin, and the meaning of Heddwyn is "fair peace".

Heddwyn has 3 variant forms: Hedwin, Hedwyn and Hedwynn.

Baby names that sound like Heddwyn are Hadwyn, Hedeon, Hadden, Haddin, Haddon, Haddan, Hadwin and Hedwinn.