William Anderson (1762 – December 16, 1829) was a member of the U.S. House of Representatives from Pennsylvania. William Anderson was born in Accomack County, Virginia, in 1762. Married to Elizabeth Dixon. During the Revolutionary War, he joined the Continental Army at the age of fifteen and served until the end of the war. He was a major on the staff of General Lafayette and distinguished himself at Germantown and Yorktown. He was engaged in the hotel business as landlord of the Columbia House in Chester, Pennsylvania, in 1796. He served as county auditor in 1804 and county director of the poor in 1805. He was a Jeffersonian democrat and held many public offices.