ザクセン＝コーブルク＝ゴータ家
Infante João was born in Lisbon the third son of Queen Maria II of Portugal and King Fernando II. He was created Duke of Beja and held the additional title of Prince of Saxe-Coburg and Gotha, Duke in Saxony as a dynast of the House of Saxe-Coburg and Gotha.