Finlay MacDonald OC (January 4, 1923 – March 2, 2002) was a Canadian Senator.
MacDonald was born in Sydney, Nova Scotia, the son of Finlay MacDonald (who would serve from 1925 to 1935 as the Member of Parliament for the riding of Cape Breton South) and his wife Olive.
He ran unsuccessfully for a seat in the House of Commons of Canada in the riding of Halifax in the 1963 election.
In 1969, he was president and chairman of the first summer Canada Games in Halifax, Nova Scotia.
After being chairman of the Brian Mulroney transition committee in 1983, he was the first appointment made by Mulroney to the Senate in 1984, and served, representing the senatorial division of Halifax, Nova Scotia, until his mandatory retirement in 1998.