Mayor Alfonso de Mercado

Juan, I Señor de Solera (? - 1476)
- Leonor de San Martín (? - ?) [with issue]
Gutierre (? - 1469)
Beltrán, I Duque de Alburquerque (c. 1435 - 1492)
- [c. 1462] Mencía de Mendoza y Luna (? - 1476) [with issue]
- [c. 1482] Mencía de Toledo (? - ?) [with issue]
- María de Velasco (? - d. 1493) [with issue]
Leonor (? - ?)
- Esteban Díaz de Villacreces (? - ?) [with issue]
Isabel (? - ?)
- Juan Manrique (? - ?) [with issue]
María (? - ?)
- Diego Sánchez de Carvajal (? - ?) [with issue]

	Legitimate marriage
	Extramarital union
	Note/bibliographical reference
	In force
	File of the title
	List of titles
	Genealogical tree
	File of the person
	Indirect succcession
	Transference		Succession
	Fatherly		Motherly