Erwin
English, Germanic
Noble or boar friend
Erwin is a variant of the name 'Erwyn and Everwyn'. In Old English, it comes from the word 'eoforwine', whose meaning is 'boar friend or noble friend'. It could also be a Scottish locational surname, from the Celtic elements 'ir', meaning 'fresh or green' and 'afon', meaning 'water'.
No more information.