POD Sebastian I of Portugal had issue.
Sebastian I of Portugal (b. 1554) m. 1572 Margaret of Valois (b. 1553)
1. Sebastian II of Portugal (b. 1573) m. Marie Elisabeth of Valois (b. 1572)
2. Joao (b. 1574) m. Marie de Medici (b. 1575)
Sebastian I of Portugal (b. 1554) m. 1572 Margaret of Valois (b. 1553)
1. Sebastian II of Portugal (b. 1573) m. Marie Elisabeth of Valois (b. 1572)
2. Joao (b. 1574) m. Marie de Medici (b. 1575)