After the war, he participated in a pistol competition at Le Mans in May 1919 and then in the Inter-Allied Games at Paris.

Hudnutt then returned to West Point as a mathematics instructor from August 1919 to December 1922.

[2] After graduating from the Army War College in 1940, Hudnutt became a professor of military science and tactics at Yale University in July 1940.

[2] Hudnutt died in New Haven, Connecticut on October 11, 1943, and was buried at West Point Cemetery.

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