Lamidi Olayiwola Adeyemi III (born 15 October 1938) is the Alaafin, or traditional ruler, of the Yoruba state of Oyo and righful heir to the throne of its historic empire. Lamidi’s father, the Alaafin of Oyo Oba Adeyemi II Adeniran, was deposed and exiled in 1954 for sympathizing with the National Council of Nigerian Citizens (NCNC). He had come into conflict with Bode Thomas, deputy leader of the Action Group.
Lamidi Adeyemi succeeded Alaafin Gbadegesin Ladigbolu II in 1970, during the governorship of Colonel Robert Adeyinka Adebayo, after the end of the Nigerian Civil War. In 1975 the head of state General Murtala Ramat Mohammed included Oba Adeyemi in his entourage to the hajj. He was chancellor of Uthman dan Fodiyo University in Sokoto from 1980 to 1992. In 1990 President Ibrahim Babangida appointed him Amir-ul-Hajj in recognition of his commitment to the consolidation of Islam in Nigeria.