1916 United States Senate election in Delaware

The 1916 United States Senate election in Delaware took place on November 7, 1916.

Incumbent Republican Senator Henry A. du Pont ran for re-election to a third term in office, but was defeated by Democrat Josiah O. Wolcott.

Candidates

 * Hiram R. Burton, former Republican U.S. Representative from Sussex County (Progressive)
 * Henry A. du Pont, incumbent Senator since 1906 (Republican)
 * William C. Ferris (Socialist)
 * Josiah O. Wolcott, Delaware Attorney General (Democratic)