Frederick William Plaisted (July 26, 1865 – March 4, 1943) was an American politician and the 48th Governor of Maine.

[1] Plaisted also became active in the Sons of Union Veterans of the Civil War, and attained the honorary rank of lieutenant colonel after serving on the staff of the organization's national commander in the early 1890s.

[1] Plaisted was the Democratic nominee for governor in 1910 and went on to win the general election, a rare statewide victory at a time when Maine was dominated by the Republican Party.

[1] During Plaisted's administration, the state government proposed a local option change to the Maine law prohibiting the sale of alcoholic beverages, which was defeated in a popular referendum.

[1] In 1912 he oversaw the forced eviction of a 45-member mixed-race community from Malaga Island in the town of Phippsburg.