Frederick Thomas Vaughn (October 18, 1918 – March 2, 1964), nicknamed "Muscles", was a professional baseball player. He was a second baseman over parts of two seasons (1944–45) with the Washington Senators. For his career, he compiled a .241 batting average in 377 at-bats, with two home runs and 46 runs batted in.
He was born in Coalinga, California and died in an auto accident in Lake Wales, Florida at the age of 45.