The 1950 Maryland gubernatorial election was held on November 7, 1950. Republican nominee Theodore McKeldin defeated Democratic incumbent William Preston Lane Jr. with 57.28% of the vote.
Primary elections.
Primary elections were held on September 18, 1950.
Democratic primary.
Results.
In the primary election of September 18, 1950, Gov. Lane faced opposition from George P. Mahoney, a perennial office-seeker. Lane won the election by carrying sixteen counties and one district in Baltimore City to capture the unit vote although Mahoney gained a majority in the popular vote. 
! scope="col" colspan="2" style="width: 15em" |Party
! scope="col" style="width: 17em" |Candidate
! scope="col" style="width: 5em" |Votes
! scope="col" style="width: 3.5em" |%
! colspan="3" style="text-align:right;" | Total votes
General election.
Results.
! scope="col" colspan="2" style="width: 130px"|Party
! scope="col" style="width: 17em"|Candidate
! scope="col" style="width: 5em"|Votes
! scope="col" style="width: 3.5em"|%
! scope="col" style="width: 3.5em"| ;templatestyles src="Template:Tooltip/styles.css" / ;±%
! colspan="3" style="text-align: right; margin-right: 0.5em" | Majority
! colspan="3" style="text-align: right; margin-right: 0.5em" scope=row | Turnout
! style="text-align:right;" | Swing
References.
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