Dadanpur is a village in Jhajjar District, Haryana state, northern India.

The main castes are KHATI, Jat, Brahmin, Kumhar, Chude, and Chamar.

The main gotra are Beniwal, Gulia, Phogat, and Badesara.

The main languages are used in this village are Hindi and Haryanvi.

The village is 13 km (8.1 mi) from Jhajjar and 35 km (22 mi) from Rewari.Dadanpur is also known because of Sachin Mahal, it is the gangster of Delhi.