1992Final results
1992 election for Ohio House District 18
Ohio House of Representatives · Ohio
Rocco J. Colonna (D) won with 56.6% of the vote, defeating Adam Siedel (R) by 13.1 points.
Rocco J. ColonnaDemocrat · winner · incumbent
56.6%29,851
Adam SiedelRepublican
43.4%22,934
52,785 votes
Source: Harvard Dataverse / Carl KlarnerUpdated Sep 30, 2026, 7:29 AM ET
The seat over time
D − R margin in this seat's races around 1992
Races before and after
Source: Harvard Dataverse / Carl KlarnerUpdated Sep 30, 2026, 7:29 AM ET