The Rashidun are the first four caliphs who led the Muslim community following the death of Muhammad: Abu Bakr, Umar, Uthman, and Ali.
Ottoman miniature paintings depicting Muhammad (center) and the Rashidun caliphs Abu Bakr, Umar, Uthman, and Ali, c. 16th century
Islamic coin, time of the Rashidun. Imitation of Sasanid Empire ruler Khosrau II type. BYS (Bishapur) mint. Dated YE 25 = AH 36 (AD 656). Sasanian style bust imitating Khosrau II right; bismillah in margin/ Fire altar with ribbons and attendants; star and crescent flanking flames; date to left, mint name to right.
Abd Allah ibn Abi Quhafa, commonly known by his kunya Abu Bakr, was the first caliph, ruling from 632 until his death in 634. As a senior companion of Muhammad and, through his daughter Aisha, also his father-in-law, Abu Bakr is referred to with the honorific title al-Siddiq by Sunni Muslims.
Calligraphic seal featuring Abu Bakr's name, on display in the Hagia Sophia
Abu Bakr Abdullah stops Meccan Mobs, who are against Muslims.
Abu Bakr dying beside Ali