Shaykh al-Islām

Shaykh al-Islam () ( is a title of respect for outstanding scholars of Islam. The title may also be used for the chief expert in Islamic law of a city or kingdom. 
The title "shaykh al-Islam" was reserved for very few scholars. Usually those with the greatest merits. Al-Sakhawi defines it as follows:
Scholars.
There were not many scholars known as shaykh al-Islam. The title was used for the following scholars: