伊塞因（Iseyin）是非洲国家尼日利亚西南部奥约州一个城市，人口约二十多万人。1860年，约鲁巴人圣公会教徒于此传教，并创建教堂，至此发展成农工业小镇。而生产棉花、烟草为主的此基督教城镇，也是当地传统棉纺织中心。

Iseyin is a city located in the Nigerian state of Oyo. It is approximately 100 kilometers north of Ibadan. The city is estimated to have a population of 236,000. , this was jumped to 302,990 in 2011 (Source: National Population Commission of Nigeria (web)). The primary industry of the area is cotton-based textiles. Iseyin city is the Third largest city in Oyo state after Ibadan Ogbomoso and Oyo cities respectively. It also known as the Home of "Aso Oke".Aso Oke is a popular local fabric material mostly used for ceremonies in Nigeria, Tobacco is grown there and it is as a result of this that one of the biggest tobacco companies owned by the British and Americans had an office in the city. Friesland Campina(Wamco) also has a milk center in the city. There is Ikere Gorge dam located in the city, it was said to be the second largest dam when it was discovered alongside Kanji dam during Obasanjo regime(Military). Iseyin has a Technical College and, the Oyo state NYSC(National Youth Service Corps) permanent orientation camp was also sited in the city. There are massive of land which can be used for industry and school purposes. Iseyin city which is also known as EBEDI city is centrally located with road networks accessible from Ibadan, Oyo, Abeokuta, and Ogbomoso. The title of the monarch of Iseyin city is "The Aseyin of Iseyin Land".