The 1990 Ohio State Auditor election was held on November 6, 1990, to elect the Ohio State Auditor. Primaries were held on May 8, 1990. Democratic incumbent Ohio State Auditor Thomas E. Ferguson won re-election to a fifth term in office, defeating Republican Ohio State House Representative Jim Petro by five percentage points.
As of 2026, this is the last time Democrats have won the office of Ohio State Auditor.
Democratic primary Candidates Thomas E. Ferguson, incumbent Ohio State Auditor (1975–1995)
Campaign Ferguson won renomination unopposed.
Results
Republican primary Candidates Jim Petro, Ohio State House Representative (1987–1990) (1981–1984)
Campaign Petro won the Republican nomination without opposition.
Results
General election Candidates Thomas E. Ferguson, incumbent Ohio State Auditor (1975–1995) (Democratic) Jim Petro, Ohio State House Representative (1987–1990) (1981–1984) (Republican)
Results
References