William W. Irvin (April 5, 1779[1] – March 27, 1842) also spelled Irwin[2] was a 19th-century lawyer, farmer, politician, and two-term U.S. Representative from Ohio from 1829 to 1833.

Born near Charlottesville, Virginia, Irvin pursued an academic course and later studied law.

His impeachment trial before the Ohio Senate began on December 9, 1805, and he was convicted and removed from by an 11–4 vote on January 11, 1806.

He returned to his farm near Lancaster and engaged in agricultural pursuits until his death on March 27, 1842.

[2] This article incorporates public domain material from the Biographical Directory of the United States Congress