Ilesa is a city located in west of Nigeria; it is also the name of a historic state (also known as Ijesha or Ijesa) centered around that city. The state was ruled by a monarch bearing the title of Owa Obokun adimula of Ijesaland. The state of Ilesa consisted of Ilesa itself and a number of smaller surrounding cities. The Ijesa, a term also denoting the people of the state of Ilesa, are part of the present Osun State of Nigeria. Some of the popular towns of the Ijesa are Ibokun, Erin Ijesa, Ipetu Jesa, Ijebu Jesa, Esa Oke, Ipole, Ifewara, Iwara, Erinmo, Iwaraja, Idominasi, Ilase, Igangan, Imo and many others.