The 1991 Council elections held in Wolverhampton on Thursday 2 May 1991 were one third, and 20 of the 60 seats were up for election.

During the 1991 election the Merry Hill ward had two seats contested due to a vacancy arising.

Prior to the election the constitution of the Council was:

• Labour 31
• Conservative 23
• Liberal Democrats 4
• Liberal 1
• Vacancy 1

Following the election the constitution of the Council was:

• Labour 35
• Conservative 22
• Liberal Democrats 3

Source:^[1]