1942 United States Senate election in Massachusetts

Republican primary

Candidates

• Henry Cabot Lodge, Jr., incumbent US Senator since 1937
• Courtenay Crocker, former Boston City Councilor and State Representative

  Results

Democratic primary

Candidates

Declared

• Joseph E. Casey, U.S. Representative from Massachusetts's 3rd congressional district
• Daniel H. Coakley, former member of the Massachusetts Executive Council
• John F. Fitzgerald, former U.S. Representative and Mayor of Boston
• Joseph Lee, former member of the Boston School Committee

  Results

Third parties and independents

Prohibition

• George L. Thompson, Candidate for Governor of Massachusetts in 1938 and United States Senate in 1940

  Socialist

• George Lyman Paine, candidate for United States Senate in 1940

  Socialist Labor

• Horace I. Hillis, candidate for Governor of Massachusetts in 1936 and United States Senate in 1940

  General election

Results