Francis George (Frank) Downing (7 March 1907 – 22 December 1978) was an Australian politician and an ALP member of the New South Wales Legislative Assembly from 1953 until 1968. .
He was the brother of Reg Downing, whose three-decade-long career in the NSW legislature included service as Attorney-General; Thomas O'Mara, another parliamentarian, was a cousin.
Educated at St Joseph's College, Hunters Hill, Frank initially worked as a timber-worker before becoming an official in the Australian Timber Workers Union.
His first attempt to enter parliament (in 1950) was unsuccessful; but he became the ALP member for Ryde at the 1953 state election, defeating the incumbent Liberal representative, Ken Anderson.
This time he lost to the Liberal candidate, future party leader Peter Coleman.