Ralph Eugene Updike (May 27, 1894 – September 16, 1953) was an American lawyer, jurist, World War I and World War II veteran, and politician who served two terms as a U.S. Representative from Indiana from 1925 to 1929.

Born in Brookville, Indiana, Updike attended the public schools of Whitcomb and Brookville, Dodds Army and Navy Academy, Washington, D.C., Columbia University, New York City, and Purdue University, Lafayette, Indiana.

During the First World War served overseas as a sergeant with the Seventy-fourth Company, Sixth Regiment, Second Division, United States Marine Corps from 1916 to 1919.

He resumed the practice of law in Indianapolis, Indiana, and Washington, D.C., until March 2, 1942, when he was commissioned a captain in the United States Marine Corps Reserve.

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