Al-Rashid Billah

Abu Ja'far al-Mansur ibn al-Faḍl al-Mustarshid bi'llah (Arabic: أبو جعفر المنصور بن الفضل المسترشد بالله; 1109 – 6 June 1138) usually known by his regnal name Al-Rashid bi'llah (Arabic: الراشد بالله) was the Abbasid caliph in Baghdad from 1135 to 1136. He succeeded his father al-Mustarshid in the year 1135. He ruled for just one year from 1135 up to his deposition on 17 August 1136 when the populace of Baghdad rose in revolt against him.

Source: Wikipedia — https://en.wikipedia.org/wiki/Al-Rashid_Billah