Muhammad IX (1384-1453), also known by his Arabic and Castilian nicknames Al-Aysar and El Zurdo, was the fifteenth Nasrid ruler of the Emirate of Granada on the Iberian Peninsula.
- Occupation
- politician
- Position held
- sultan of Granada, sultan of Granada, sultan of Granada, sultan of Granada
- Citizenship
- Emirate of Granada
- Born
- 1384
- Died
- 1453, July 1, 1453