1978Final results
1978 election for Illinois Representative District 15
Illinois House of Representatives · Illinois
3 seats: William J. Laurino (D), Alan J. Greiman (D), Peter Piotrowicz Peters (R) won.
3 seatsWilliam J. LaurinoDemocrat · winner · incumbent
36.4%66,419
Alan J. GreimanDemocrat · winner · incumbent
31.2%56,938
Peter Piotrowicz PetersRepublican · winner · incumbent
21.0%38,309
Roman F. ForestorRepublican
11.4%20,894
182,560 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 1978
Races before and after
Source: Harvard Dataverse / Carl KlarnerUpdated Sep 30, 2026, 7:29 AM ET