Eldwin Origin is Anglo-Saxon - Male Names that sound similar to to Eldwin are: Oldwin Eldwyn Aldwin Oldwyn Oldwina Eldon Elden Eldan Aldwyn Aldwine Aldin The definition and meaning of the name Eldwin is: Wise advisor. Currently 1.00/4 stars 1 2 3 4 Rating: 1.00 (1 vote)