Rengit is a town and an autonomous sub-district in Mukim Sungai Kluang, Batu Pahat District, Johor, Malaysia.

[3] The area of Rengit sub-district is approximately 100.8 square miles or 64,512 hectares and divided into 3 mukims namely the Kampung Bahru, Sungai Punggur and Sungai Kluang District where each mukim is governed by a Chief.

[4] The Malays are the largest ethnic group in Rengit but there is also a significant Javanese, Chinese and Indian minority as well.

The Chinese usually speak Hokkien and Mandarin amongst themselves while Indians spoke Tamil as their native language.

The majority population practice Islam, followed by Chinese folk religion (including Taoism), Buddhism and Christianity.