Godlove Orth Dietz[2][3] (August 17, 1872 – March 23, 1929) was an American college football player, coach, lawyer, and judge.

Dietz graduated from the Grand Prairie Seminary in Onarga, Illinois.

At Northwestern, Dietz played as a back for four seasons for the football team.

G. O. Dietz graduated from Northwestern with a law degree, and was a member of the Delta Chi fraternity along with his brother Cyrus.

The last game of his season at Drake would provide his career coaching highlight with at 47–0 pounding over Grinnell College on November 26, 1902.