Question: is aegon the mad king?
Answer: The History of the Name Aegon Targaryen For other characters who share the same name, see "Aegon Targaryen (disambiguation)". ... He was the father of the Mad King and his sister-wife Queen Rhaella; grandfather of Rhaegar, Viserys, and Daenerys Targaryen; great-grandfather of Jon Snow; and younger brother of Maester Aemon.