In the T.V show her real parents are Jhonathan Gilbert Jeremy's uncle, Elena's biological father, and member of the Founder's Council; claims extensive knowledge of the town, vampires and all parties connected. and Isobel Flemming-SaltzmanAlaric's wife and Elena's birth mother; turned into a vampire by Damon at her own request.In the book series Elena is not adopted her biological parents are Grayson and Miranda Gilbert