Namesakes
Omar Khayyám
(a.k.a. Umar) (m) 1048-1131 
Notable Philosophers and Thinkers
Notable Writers
Umar ibn Al-Khattab
(m) 588-644
Islamic Caliphs 634-644 Rashidun
Umar II ibn Abd al-Aziz
(m) 682-720
Islamic Caliphs 717-720 Umayyad