Joseph B. Treat

Joseph B. Treat was a member of the Wisconsin State Senate.

Treat was born on December 22, 1836 in Orono, Maine. His father, Nathaniel Treat, was a member of the Maine House of Representatives and built the Nathaniel Treat House. They were descended from Robert Treat. On January 18, 1859, Treat married Priscilla W. Gould. They would have two sons, including Charles Treat, who became a major general in the United States Army. He and his family were Universalists.

In 1860, Treat settled in Monroe, Wisconsin. There, he established a dry-goods business before becoming involved in lumber and banking. He died in 1919.

Treat was a member of the Senate from 1876 to 1880. He represented the 12th District. Other positions he held include Mayor and member of the school board of Monroe, Chairman of the county board of Green County, Wisconsin, Chairman of the Republican State Central Committee and delegate to the 1900 Republican National Convention.