Frank Duff Moores (born February 18, 1933) is a Canadian politician and businessman who served as Newfoundland and Labrador's second Premier (1972-1979).

Born in Carbonear, Newfoundland, Moores was first elected in 1968 to the House of Commons as a Progressive Conservative. In 1970, he became leader of the provincial Progressive Conservative Party of Newfoundland and Labrador and was asked to form a government in January 1972, several months following the October 1971 election that resulted in a near tie between Joey Smallwood's Liberals and the Tories.

As Premier, Moores advocated rural development & provincial control of natural resources as well as economic development. He left politics in 1979 to re-enter business and became a lobbyist. In 1983 he was an organizer of the successful Progressive Conservative Party of Canada leadership campaign for Brian Mulroney. He served as an advisor to Mulroney while he was Prime Minister of Canada. In 1987, he became the chairman of Government Consultants International, a powerful international lobbying group. In the 1990s he was caught up in the Airbus affair but was ultimately cleared.