Iselin rhymes with:
asselin, gosselin, joscelyn, josselyn, rosselin, asselin, candilin, copelin, ethelyn, formylin, gamelin, gosselin, hagelin, jackelyn, jacquelyn, joscelyn, josselyn, lemelin, llewelyn, madelyn, marilin, marylin, myelin, rosselin, zeppelin
Iselin sounds like:
islam, islami, islamiya, isleen