Prince Daemon Targaryen is a character from House of the Dragon, an American fantasy drama television series created by George R. R. Martin and Ryan J. Condal for HBO. The character was portrayed by Matt Smith.
Prince Daemon Targaryen is the heir presumptive to the Iron Throne, he is the younger brother of King Viserys, grandson to King Jaehaerys, and the uncle of Princess Rhaenyra. He is also an unrivaled warrior and an experienced dragonrider.
Set two hundred years before the events of Game of Thrones, the series chronicles the beginning of the end of House Targaryen, the events leading up to the Targaryen civil war, known as the "Dance of the Dragons", and the war itself.