1920 United States Senate election in Pennsylvania

The 1920 United States Senate election in Pennsylvania was held on November 2, 1920. Incumbent Republican U.S. Senator Boies Penrose successfully sought re-election to another term, defeating Democratic nominee John A. Farrell.

Candidates

 * John A. Farrell, West Chester physician (Democratic)
 * Joseph E. Jennings (Single Tax)
 * Leah C. Marion, treasurer of the Women's Christian Temperance Union (Prohibition)
 * Boies Penrose, incumbent U.S. Senator (Republican)
 * Robert J. Wheeler (Labor)
 * Birch Wilson, editor of the Reading Labor Advocate (Socialist)