Ayyub

Ayyub may refer to:


 * Ayub (name), a given name
 * Ayyub (crater), an impact crater in the northern hemisphere of Saturn's moon Enceladus
 * Ayyub, Iran, a village in Kurdistan Province, Iran
 * Najm ad-Din Ayyub, full name Najm ad-Din Ayyub, founder of the Ayyubid dynasty
 * Job in Islam
 * Abu Ayyub al-Ansari, a companion (sahaba) of Muhammad
 * Ayyub's Castle (from the Arabic Qalat 'Ayyūb), the original foundation of Calatayud, Province of Zaragoza, Aragón, Spain