Umar II
By the majority of Muslim scholars, Umar II (682-720) is considered as the first mujaddid in early Islam. After then, Muhammad ibn Idris al-Shafi'i (767-820), Abu Hamid al-Ghazali (1058-1111), Taqi al-Din ibn Taymiyya (1263-1328, leading ideal to Salafi doctrine), Abu Ishaq al-Shatibi (d. 1388), Muhammad al-Shawkani (1760-1834), and Muhammad ibn Ali al-Sanusi