Doboj South () is a municipality in the Zenica-Doboj Canton of the Federation of Bosnia and Herzegovina, Bosnia and Herzegovina. It borders the municipality of Doboj. The seat of the municipality is the village of MatuziÃÂi.
The municipality if Doboj South is a newly formed municipality, established as a direct consequence of war activities in this area. It is not a very large municipality, covering an area of only 10 square kilometers. It is located at the crossroads of the M-4 and M-17 roads, and at the confluence of the Usora river and the Bosna river.
The municipality consists of the villages of MatuziÃÂi and MraviÃÂi.
The local football club, NK Gradina Doboj-Jug, plays in the Regional League of the Federation of Bosnia and Herzegovina.