John Peter Featherston (November 28, 1830 – 1917) was the mayor of Ottawa, Ontario, Canada, from 1874 to 1875. Born in Durham, England, in 1830, he came to Canada in 1858. Upon settling in Ottawa, he opened a drug store. In 1867 he was elected to city council, and in 1879 was appointed clerk and registrar for the Carleton County court. He served as chairman of the board for the Ottawa Collegiate Institute, and ran unsuccessfully to represent the City of Ottawa in the federal parliament in an 1877 by-election. Featherston was a District Deputy Grand Master of the Freemasons.