Dr Robert Westwater OBE FRSE FIME (7 September 1908– 2 October 1982) was a Scottish mining engineer and explosives expert.
He was apprenticed to the Lochgelly Iron and Coal Company around 1923 under Wallace Thorneycroft and George Arthur Mitchell.
They encouraged him to train as a mining engineer and he went to the University of Edinburgh to study formally, graduating with a BSc in 1929.
He then returned for a few years to Lochgelly before obtaining a post in the Explosives Division of ICI in 1934.
His proposers were Robert McAdam, Hugh Bryan Nisbet, James Pickering Kendall, and Sir Edmund Hirst.