1948 United States Senate election in New Jersey

The United States Senate election of 1948 in New Jersey was held on November 2, 1948.

Incumbent Republican Senator Albert Hawkes did not seek re-election to a second term. Republican State Treasurer Robert C. Hendrickson defeated Princeton attorney Archibald S. Alexander in a close race.

Declared

 * Harry Harper, Commissioner of Labor and Industry and former Major League Baseball pitcher
 * Robert C. Hendrickson, New Jersey Treasurer

Declined

 * Albert Hawkes, incumbent Senator

Candidates

 * Archibald S. Alexander, attorney and Army Lieutenant Colonel (ret.)

Results
Alexander was unopposed for the Democratic nomination.

Candidates

 * Archibald S. Alexander (Democrat), attorney and Army Lieutenant Colonel (ret.)
 * George E. Bopp (Socialist Labor)
 * George Breitman (Socialist Workers), activist and editor of The Militant
 * Robert C. Hendrickson (Republican), New Jersey Treasurer
 * James Imbrie (Progressive)
 * Rubye Smith (Socialist)
 * George W. Rideout (Prohibition)