Brian James Doe (26 January 1862 – 16 April 1941) was an Australian politician.Doe was born in Portland, Victoria, and educated at Warrnambool and moved to Mount Gambier, South Australia when he was eleven. He worked as a blacksmith and a railway porter at Port Broughton from 1888 until 1899. He married Hannah Fairbank in about 1887 and they had four daughters and two sons. He moved to Broken Hill, New South Wales in about 1906 and worked as an estate agent.