1990Final results
1990 election for Wyoming Governor
Governor · Wyoming
Mike Sullivan (D) won with 65.4% of the vote, defeating Mary Mead (R) by 30.7 points.
Mike SullivanDemocrat · winner
65.4%104,638
Mary MeadRepublican
34.6%55,471
160,109 votes
Source: Algara, Carlos; Amlani, Sharif (Harvard Dataverse)Updated Oct 5, 2026, 12:23 AM ET
The seat over time
D − R margin in this seat's races around 1990
Races before and after
Source: Algara, Carlos; Amlani, Sharif (Harvard Dataverse)Updated Oct 5, 2026, 12:23 AM ET