Manuel I of Portugal
Manuel's mother was the granddaughter of King John I of Portugal, whereas his father was the second surviving son of King Edward of Portugal and the younger brother of King Afonso V of Portugal. In 1495, Manuel succeeded his first cousin, King John II of Portugal, who was also his brother-in-law, as husband to Manuel's sister, Eleanor of Viseu.
Miguel I of Portugal
"Dom" Miguel I (; English: "Michael I"; 26 October 1802 – 14 November 1866), "the Absolutist" () or "the Traditionalist" (), was the King of Portugal between 1828 and 1834, the seventh child and third son of King João VI (John VI) and his queen, Carlota Joaquina of Spain.