| Robert Caldwell | |
| Birth Place: | Arlington, Wisconsin, U.S. |
| Office: | Member of the Wisconsin Senate |
| Term Start: | 1927 |
| Term End: | 1931 |
| Office1: | Member of the Wisconsin State Assembly |
| Term1: | 1915 1921 1923 1925 |
| Birth Date: | March 7, 1866 |
| Death Date: | August 29, 1950 (aged 84) |
| Death Place: | Madison, Wisconsin, U.S. |
| Party: | Republican |
Robert Caldwell (March 7, 1866 - August 29, 1950) was an American farmer, businessman, and politician.
Born in the town of Arlington, Columbia County, Wisconsin, Caldwell was a farmer in Lodi, Wisconsin.
Caldwell was the president of the Columbia Bank of Lodi and the Lodi Union Agricultural Society. He served on the Lodi Board of Education, the Columbia County Board of Supervisors, and was the president of the village of Lodi. He served on the local draft board during World War I and World War II. Caldwell was active in the Republican and was a presidential elector in the 1928 United States presidential election. In 1915, 1921, 1923, and 1925, Caldwell served in the Wisconsin State Assembly. He then served in the Wisconsin Senate from 1927 to 1931.[1]
In 1931, Caldwell and his wife moved to Madison, Wisconsin. Caldwell died in a hospital in Madison, Wisconsin, after an illness of few months.[2]