Steung Trang district is a district (srok) located in Kampong Cham province, Cambodia. The district capital is Steung Trang town located around 30 kilometres directly north of the provincial capital of Kampong Cham by road. Steung Trang is a large border district in the north of the province located on the Mekong River. The district lies on the border between Kampong Cham, Kampong Thom, Kratie and Tbong Khmum provinces. It is the birthplace of two Cambodian Prime Ministers: Hang Thun Hak (1972–1973) and Hun Sen (1985–2023).