1992Final resultsSpecial election
1992 special election for U.S. Senate in California
U.S. Senate · California
Dianne Feinstein (D) won with 54.3% of the vote, defeating John Seymour (R) by 16.3 points.
Dianne FeinsteinDemocrat · winner
54.3%5,853,651
John SeymourRepublican
38.0%4,093,501
Gerald HornePeace and Freedom
2.8%305,697
Paul MeeuwenbergAmerican Independent
2.6%281,973
Richard Benjamin BoddieLibertarian
2.3%247,799
10,782,743 votes
Source: MIT Election Data and Science LabUpdated Sep 30, 2026, 7:25 AM ET
The seat over time
D − R margin in this seat's races around 1992
Races before and after
Source: MIT Election Data and Science LabUpdated Sep 30, 2026, 7:25 AM ET
Money in this race
Each line compares the two campaigns on one scale.
Dianne FeinsteinJohn Seymour
$8.1M
Raised by the campaign
$6.9M
$8.1M
Spent by the campaign
$6.8M
$60.6K
Cash on hand
$58.8K
Other candidates' campaigns: Richard Benjamin Boddie $60.1K.
Campaign money: FEC, through Dec 31, 1992.
Source: FEC campaign filingsUpdated Dec 31, 1992
The candidates
Dianne Feinstein (D)John Seymour (R)
Also on the ballot: Gerald Horne (Peace and Freedom), 2.8%; Paul Meeuwenberg (American Independent), 2.6%; Richard Benjamin Boddie (Libertarian), 2.3%