John James Doohan, OBE (25 February 1920 – 16 June 2007) was an Australian politician.
He was a National Party member of the New South Wales Legislative Council from 1978 to 1991.
Doohan was born in Bourke, New South Wales, and was educated at St Joseph's College, Hunters Hill before becoming a grazier at Louth.
He served in the 2nd Australian Imperial Force from 1942 to 1945 and in the 18th Ord Ammo Coy in New Guinea.
He was a member of the Central Council (1957–78), including two periods as Vice-President (1965–68, 1971–73) and one as Treasurer (1969–71).