| skos:altLabel | - 12th
- Duke of Osuna
- Mariano Téllez-Girón y Beaufort Spontin, 15th Duke of the Infantado
- Mariano Téllez-Girón, 12th Duke of Osuna and 15th Duke of Bejar and Plasencia
- 11th duke
- 12th Marquess
- 12th duke of Osuna
- Mariano Téllez-Girón y Beaufort Spontin, 8th Count of Fontanar
- Mariano Téllez-Girón
- Mariano Téllez-Girón y Beaufort Spontin
- Mariano Téllez-Girón y Beaufort-Spontin
- Mariano Téllez-Girón, 14th Duke of Arcos
- Mariano Téllez-Girón y Beaufort Spontin, 11th Duke of Estremera
- Mariano Téllez-Girón y Beaufort-Spontin, 15th Duke of Benavente
- Mariano Téllez-Girón y Beaufort Spontin, 12th Duke of Francavilla
- the Duke of Osuna
- Mariano Téllez-Girón,<br>12th Duke of Osuna,<br>15th Duke of Béjar and Plasencia
- Mariano Téllez-Girón y Beaufort Spontin, 15th Duke of Béjar
- Mariano Téllez-Girón y Beaufort Spontin, 13th Duke of Lerma
- Mariano Téllez-Girón y Beaufort Spontin, 11th Duke of Pastrana
- Mariano Téllez-Girón y Beaufort Spontin, 13th Marquess of Almenara
- Mariano Téllez-Girón y Beaufort-Spontin, 15th Duke of Medina de Rioseco
- Mariano Téllez-Girón y Beaufort Spontin, 12th Marquess of Terranova
- Mariano Téllez-Girón y Beaufort Spontin, 12th Count of Villada
- Mariano Francisco de Borja José Justo Téllez-Girón y Beaufort-Spontin
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