Dadu is a village located in Kalanwali tehsil of Sirsa District, Haryana, India.

The village is near the northern edge of Haryana, and borders Bathinda District of Punjab to its north.

[1] According to the 2011 Indian Census, Dadu has a total population of 3,604 people, of which 1,871 are male and 1,733 are female.

Kalanwali is the nearest town to Dadu for all major economic activities.

[3] There are several villages near Dadu, including Dharmapura, Kewal, Takhatmal, Tilokewala, Pakka Shaheedhan, Khatawan, Taruana and Kamal.