The 1920 Missouri State Treasurer election was held on 2 November 1920 in order to elect the state treasurer of Missouri. Republican nominee Lorenzo Dow Thompson defeated Democratic nominee John H. Stone, Socialist nominee James R. Stewart, Farmer-Worker nominee Clayton H. Johnson and Socialist Labor nominee William Veal.
General election.
On election day, 2 November 1920, Republican nominee Lorenzo Dow Thompson won the election by a margin of 148,663 votes against his foremost opponent Democratic nominee John H. Stone, thereby gaining Republican control over the office of state treasurer. Thompson was sworn in as the 25th state treasurer of Missouri on 10 January 1921.
Results.
! 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
References.
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