1977Final results
1977 election for New Jersey Legislative District 9
New Jersey State Senate · New Jersey
John F. Russo (D) won with 63.7% of the vote, defeating James J. Mancini (R) by 29.5 points.
John F. RussoDemocrat · winner · incumbent
63.7%53,309
James J. ManciniRepublican
34.3%28,673
Leonard T. FlynnLibertarian
1.4%1,153
Donald KnauseIndependent
0.6%494
83,629 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 1977
Races before and after
Source: Harvard Dataverse / Carl KlarnerUpdated Sep 30, 2026, 7:29 AM ET
The candidates
John F. Russo (D)James J. Mancini (R)
Also on the ballot: Leonard T. Flynn (Libertarian), 1.4%; Donald Knause (Independent), 0.6%