Sir John Richards Harris KBE (24 January 1868 – 16 September 1946) was an Australian politician.
A medical officer in early life, he is also noted as the first producer of sherry in Australia.
He was born in Chiltern to miner Thomas Henry Harris and Mary Richards Hollow.
He attended Grenville College in Ballarat and then the University of Melbourne (MB 1890, BSc 1891, MD 1902).
Harris was defeated in the 1946 Victorian Legislative Council election and died later that year in Rutherglen.