Joseph Dorr Clapp

Joseph Dorr Clapp (December 31, 1811 – October 27, 1900) was an American businessman and politician.

Born in Westminster, Vermont, Clapp moved to Milford, Wisconsin Territory in 1839 and was a farmer. In 1859, he was involved in the banking business and was President of First National Bank in Fort Atkinson, Wisconsin. He served in the Wisconsin State Senate from 1862 to 1864. His brother was Mark R. Clapp who served in the Wisconsin Territorial Legislature. Clapp died in Fort Atkinson, Wisconsin.