The 1990 Minnesota Attorney General election was held on 6 November 1990 in order to elect the attorney general of Minnesota. Democratic–Farmer–Labor nominee and incumbent attorney general Hubert Humphrey III defeated Republican nominee Kevin E. Johnson.
General election.
On election day, 6 November 1990, Democratic–Farmer–Labor nominee Hubert Humphrey III won re-election by a margin of 471,165 votes against his opponent Republican nominee Kevin E. Johnson, thereby retaining Democratic–Farmer–Labor Party control over the office of attorney general. Humphrey was sworn in for his third term on 3 January 1991.
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.
 ;templatestyles src="Reflist/styles.css" / ;