William F. Calhoun (November 21, 1844 – June 10, 1929) was a dentist, state legislator, newspaper editor, and postmaster in Illinois.

[1] He served as Speaker of the Illinois House of Representatives.

William F. Calhoun was born in Perry County, Pennsylvania on November 21, 1844.

[1] He served in the Union Army during the American Civil War and was a Republican.

[2] He died at his home in Decatur, Illinois on June 10, 1929.