Robert E. Behnke (April 7, 1932, in Milwaukee, Wisconsin – March 26, 1999), was a member of the Wisconsin State Assembly. He graduated from high school in Wautoma, Wisconsin. Robert Behnke died on March 26, 1999. He was married with five children.

Career Behnke was a Democratic member of the Assembly from 1973 to 1983. He represented the 14th District.

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