Crossword clues for Heir, perhaps 3 letters:SONFuture heir, perhapsSONHeir, perhapsPETEccentric's heir, perhapsONLYSONSole heir, perhapsSCIONFamily heir, perhapsSCIONHeir, perhapsDAUPHINLe roi's heir, perhapsNIECEUncle's heir, perhapsTRUSTFUNDHeir's account, perhapsTRUSTHeir's prize, perhapsFIRSTBORNCHILDHeir to the throne, perhaps