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| | Afonso IV of Portugal |
 | | Maria, princess of Portugal (1313-1357), married to king Alfonso XI of Castile |
 | | The first-born of this union, princess Maria of Portugal, married King Alfonso XI of Castile in 1328, at the same time that Afonso IV's heir, Peter, was promised to another Castilian princess, Constance of Penafiel. |
 | | The faction grew in power, especially after Ines de Castro, daughter of an important nobleman and maid of the Crown Princess Constance, became the lover of her lady's husband: Peter, the heir of Portugal. |
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