1857 United States Senate election in Pennsylvania

The 1857 United States Senate election in Pennsylvania was held on January 13, 1857. Simon Cameron was elected by the Pennsylvania General Assembly to the United States Senate.

Results
The Pennsylvania General Assembly, consisting of the House of Representatives and the Senate, convened on January 13, 1857, to elect a Senator to serve the term beginning on March 4, 1857. The results of the vote of both houses combined are as follows:


 * -bgcolor="#EEEEEE"
 * colspan="3" align="right" | Totals
 * align="right" | 133
 * align="right" | 100.00%
 * }
 * }