Bratske Raion (Ukrainian: Братський район) was a subdivision of Mykolaiv Oblast of Ukraine.

)[1] In the beginning of the 19th century, the current area of the district belonged to Yelisavetgradsky Uyezd of Kherson Governorate.

In 1923, uyezds in Ukrainian Soviet Socialist Republic were abolished, and the governorates were divided into okruhas.

[6] In 1925, the governorates were abolished, and okruhas were directly subordinated to Ukrainian SSR.

In 1944, Bratske Raion was transferred to Mykolaiv Oblast.