Dai Mirdad (Persian: دایمیرداد) is a district in the south of Maidan Wardak Province, Afghanistan.

The Afghan Ministry of Rural Rehabilitation & Development (MRRD) along with UNHCR and Central Statistics Office (CSO) of Afghanistan estimates the population of the district to be around 28,865.

[2] Dai Mirdad is located in the south of Maidan Wardak Province.

To the north it borders Markazi Behsud, and Jalrez, to the south Chak, to the east Nirkh, to the west Nawur district of Ghazni Province.

The security situation of Dai Mirdad is better than other districts of Maidan Wardak Province, but on 16 May 2010, there was war between Hazara tribes and Kuchi (Nomad) tribes In Ghalm Dasht and it was continuous up to 12 pm Wardak Governar Mohammad Alim Fidayi said that the Afghan National Army can stop this war between Hazara and Kuchi.