Qoren Nymeros Martell was the ruling Prince of Dorne, the Lord of Sunspear, and the head of House Martell during the reign of King Viserys I Targaryen as well as during the Dance of the Dragons. In 110 AC, Prince Qoren Martell joined the War for the Stepstones in support of the Triarchy when they warred against Prince Daemon Targaryen and Lord Corlys Velaryon, leading the Dornishmen in battle over the Stepstones.Viserys I Targaryen considered wedding his daughter Rhaenyra to Prince Qoren.