Aldor of the Felldrengas was a former Lord of Dunharrow and a member of House Felldreng. He was the father of Fastred and Acwyn Felldreng, as well as the grandfather of Dúnhere Felldreng. After his children perished during the war between Rohirrim and the Dunlendings, Aldor looked after his grandson and would later pass the title of lordship to him at a young age. He later became a Yeoman of the Lands surrounding the Hornburg. He fought at the Battle of Helm's Deep.