Sir William Frederick Lloyd (December 17, 1864 – June 13, 1937) was a newspaper editor and Prime Minister of the Dominion of Newfoundland from 1918 to 1919.
Born in Stockport, England, Lloyd emigrated to Newfoundland in 1890 where he taught school before becoming a journalist and becoming editor of The Telegram. He was first elected to the Newfoundland House of Assembly in 1904 as a Liberal and became Leader of the opposition in 1916.
In the 1919 New Year Honours, he was named Knight Commander of the Order of St Michael and St George.