Cayetano Martínez de Irujo y Fitz-James Stuart, 4th Duke of Arjona, 14th Count of Salvatierra, GE, OLY (born 4 April 1963) is a Spanish equestrian. He competed in equestrian events at the 1992 Summer Olympics.
He is the current Count of Salvatierra and Duke of Arjona. He had been married to the Mexican-born model and TV personality Genoveva Casanova, with whom he has a son and a daughter (twins). On 4 October 2025 he married Bárbara Mirjan, who works as a events coordinator.
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Achievements
Martínez de Irujo achieved what was probably the most important result of his career at the 1992 Summer Olympics in Barcelona, where he finished fourth in the team competition with the Spanish team. He also competed at three European Championships, four World Championships, and several Nations Cup events. In 2006, he became Spanish show jumping champion with Kesberoy St. Aubert.
Olympic Games
1992, Barcelona: with Palestro – 4th in the team competition and 43rd individually.
World Championships
1986, Aachen: with Kaoua – 12th in the team competition and 36th individually.
1990, Stockholm: with Elegast – 26th individually.
1994, The Hague: with Palestro – 12th in the team competition and 60th individually.
1998, Rome: with Golan – 15th in the team competition and 79th individually.
European Championships
1989, Rotterdam: with Buenos Aires – 24th individually.
1991, La Baule: with Elegast – 6th in the team competition and 24th individually.
2003, Donaueschingen: with Delon VA – 13th in the team competition and 17th individually.