Oba Ademiluyi was born around 1860 at Otutubiosun Royal Compound of Lafogido Ruling House of Ile -lfe old Western Nigeria.
His father was Prince Ademakin and his mother was Olori Obitola.
He was the second child of his parents who had five children namely Adesanya a.k.a Ogidan Ademiluyi a.k.a Ajagun Jolaadepo (the only female), Adebowale and Adeyeye.
Ooni Adémilúyì was a feared warrior, hunter and a skilled farmer, he routinely went on dangerous expeditions in Èkìtì country where he killed many animals such as lions, leopards, elephants, antelope and others.
He ascended the throne of Ooni of Ife in 1910 as the 48th Ooni of Ife in history
Ooni Ademiluyi became the head of the Native Administration established in 1912 while the Native Ordinance of 1914 conferred political power on him and the Native Court Ordinance of 1916 made him the President of the Native Court.
Oba Ademiluyi contributed greatly towards the development and growth of Ile-Ife and beyond. He was a traditionalist who treasured and cherished the use of medicinal powers and magic
He used this position to bring unprecedented progress to Ile Ife.
Oba Ademiluyi Ajagun had many Oloris;and survived by about 100 children by the time that he joined his ancestors in the morning of Tuesday 24th June 1930 at the age of (70)seventy years old