Cayetano Martínez de Irujo y Fitz-James Stuart, 4th Duke of Arjona, 14th Count of Salvatierra, GE, OLY is a Spanish equestrian. He competed in equestrian events at the 1992 Summer Olympics.
- Occupation
- jinete, film actor
- Citizenship
- Spain
- Born
- April 4, 1963