John V. Diener

John V. Diener was mayor of Green Bay, Wisconsin.

Biography
Diener was born in Baraboo, Wisconsin, in 1887. He would graduate from Notre Dame Law School before moving to Green Bay. Diener later practiced law with future U.S. Representative Thomas F. Konop. In 1914, Diener married Margaret Wigman. They would have six children. During World War I, he served as an officer in the United States Army with the 119th Infantry Regiment of the 30th Infantry Division. Diener died in 1937.

Political career
Diener was mayor from 1929 to 1937. Previously, he was an unsuccessful candidate for district attorney of Brown County, Wisconsin. He was a Democrat.