| 121 | Isabella de Portugal (1459-April 1521), parents: Fernando de Portugal and Brites de Portugal |
| 122 | Jaime de Portugal (16 September 1434-15 April 1459), Cardinal-deacon, parents: Pedro de Portugal and Isabel de Urgel |
| 123 | Joana de Portugal (1384-), parents: João de Portugal and Constanza de Castilla |
| 124 | Joana de Portugal (6 February 1452-12 May 1490), Regent of Portugal, parents: Afonso V and Isabel de Portugal |
| 125 | Joanna Bezerra (-) |
| 126 | Joanna de Alburquerque (-), parents: Fernando Afonso de Alburquerque and Laura |
| 127 | Joanna de Portugal (-young), parents: João I "o Falso" and Philippa of Lancaster |
| 128 | Joanna de Portugal (March 1439-12 December 1475), parents: Duarte and Leonor de Aragón |
| 129 | Joanne Mendes de Vasconcelhos (-), Senhor de Freiriz |
| 130 | João Afonso "o Bono" de Portugal (around 1305-1354), Conde de Alburquerque, parents: Afonso Sanchez de Portugal and Teresa Martínez de Meneses |
| 131 | João Afonso de Alburquerque (around 1330-1348), Alférez mayor of Infante don Pedro de Castilla (later Pedro I, King of Castile), parents: João Afonso "o Bono" de Portugal and Isabel Téllez de Meneses |
| 132 | João Afonso de Portugal (-9 October 1234), parents: Afonso II "o Gordo" |
| 133 | João Afonso de Portugal (-4 June 1336), Senhor de Arouça, parents: Diniz and Maria Pirez |
| 134 | João da Reglas (-) |
| 135 | João de Portugal (1431-7 October 1457), Duque de Coimbra, parents: Pedro de Portugal and Isabel de Urgel |
| 136 | João de Portugal (13 January 1400-18 October 1442), parents: João I "o Falso" and Philippa of Lancaster |
| 137 | João de Portugal (1456-1483), Duque de Beja, parents: Fernando de Portugal and Brites de Portugal |
| 138 | João de Portugal (1349-1397), Duque de Valencia de Campos, parents: Pedro I "o Justiceiro" and Inés de Castro |
| 139 | João de Portugal (23 September 1326-21 June 1327), parents: Afonso IV "o Osado/the Bold" and Beatriz de Castilla |
| 140 | João de Portugal (1483-1483), parents: João II "o Severo" and Leonor de Portugal |
| 141 | João de Portugal (29 January 1451-before 1455), parents: Afonso V and Isabel de Portugal |
| 142 | João de Portugal (October 1429-before 1433), parents: Duarte and Leonor de Aragón |
| 143 | João I "o Falso" (11 April 1358-14 August 1433), King of Portugal, parents: Pedro I "o Justiceiro" and Teresa Gille Lourenço |
| 144 | João II "o Severo" (5 May 1455-25 October 1495), King of Portugal, parents: Afonso V and Isabel de Portugal |
| 145 | João Manoel (-between 1476 and 1488), Bishop of Guarda, parents: Duarte and Juana Manuel |
| 146 | João Rodrigues de Briteyros (-) |
| 147 | Jorge de Lancastre (12 August 1481-22 July 1550), Duque de Coimbra, parents: João II "o Severo" and Ana Hurtado de Mendoza |
| 148 | Juan "el Tuerto" de Castilla (after 1293-2 December 1326), Señor de Vizcaya |
| 149 | Juan Alfonso de la Cerda (around 1295-7 August 1347), Señor de Gibraleón, Huelva y Deza |
| 150 | Juan Alfonso Tellez de Meneses (-14 August 1385), Admiral of Portugal |