1938 United States Senate election in Maryland

1938 United States Senate election in Maryland

← 1932 November 8, 1938 1944 →
 
Nominee Millard Tydings Oscar Leser
Party Democratic Republican
Popular vote 357,245 153,253
Percentage 68.28% 29.29%

County results
Tydings:      50–60%      60–70%      70–80%

U.S. senator before election

Millard Tydings
Democratic

Elected U.S. Senator

Millard Tydings
Democratic

The 1938 United States Senate election in Maryland was held on November 8, 1938. Incumbent Democratic U.S. Senator Millard Tydings was re-elected to a third term in office, easily defeating Republican Oscar Leser.

Primary elections were held on September 12. faced a primary challenge from U.S. Representative David John Lewis, who was backed by President Franklin D. Roosevelt in the President's attempt to purge the Democratic Party of conservatives. He survived comfortably by a two-to-one margin. Leser defeated Galen L. Tait for the Republican nomination.

As of 2023, this was the last time a Democratic candidate for Senate won every county in Maryland.