Goodwin \go(od)-win\ as a boy's name is of Old English origin, and the meaning of Goodwin is "good friend". Goodwin has 3 variant forms: Goodwinn, Goodwyn and Goodwynn. For more information, see also the related name Godwin. Baby names that sound like Goodwin are Godwyn, Godwinn and Godin. View a list of the 2 names that reference Goodwin.