William S. Reyburn (December 17, 1882 - July 25, 1946) was a Republican member of the U.S. House of Representatives from Pennsylvania. William Stuart Reyburn (son of John E. Reyburn) was born in Philadelphia, PA. He was graduated from Yale University in 1904 and from the law department of Georgetown University, Washington, D.C. He was a member of President Taft’s party which visited the Philippines, Japan, and China in 1905. He served in the Pennsylvania House of Representatives from 1909 until 1911.
He was elected to Congress as a Republican in 1911 to fill the vacancy caused by the death of Joel Cook and served from May 23, 1911, to March 3, 1913. He declined to be a candidate for renomination in 1912.