William Ledyard Stark (July 29, 1853 - November 11, 1922) was a Nebraska Populist politician. Born in Mystic, Connecticut in 1853. He moved to Wyoming, Illinois in 1872. He taught school and clerked a store for a while. He attended Union College of Law in Chicago, Illinois. He was admitted to the bar by the supreme court of Illinois in January 1878. He moved to Aurora, Nebraska in February in the same year, serving as superintendent of city schools in Aurora.
He became deputy district attorney and then judge of the Hamilton County Court. He served in the Nebraska National Guard as a major and judge advocate general. He ran in 1895 and 1897 as a Populist, losing the first time and being elected the second to the Fifty-fifth congress. He was reelected to the 56th and the 57th congress serving from March 4, 1897 to March 3, 1903. He ran as a Fusionist in 1902 for congress, but lost. He retired to Aurora and died in Tarpon Springs, Florida in 1922. He is buried in the city cemetery in Aurora.
Preceded by: Eugene Jerome Hainer (R) Member of the U.S. House of Representatives from Nebraska's 4th congressional district March 4, 1897 - March 3, 1903 Succeeded by: Edmund H. Hinshaw (R)