The 1968 Missouri gubernatorial election was held on November 5, 1968, and resulted in a victory for the Democratic nominee, incumbent Governor Warren E. Hearnes, over the Republican candidate, St. Louis County Executive Lawrence K. Roos. This election was the first time ever that an incumbent Governor of Missouri was re-elected and won a second term.
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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