| Election Name: | 1991 Brighton Borough Council election |
| Country: | East Sussex |
| Type: | parliamentary |
| Previous Election: | 1990 Brighton Borough Council election |
| Previous Year: | 1990 |
| Next Election: | 1992 Brighton Borough Council election |
| Next Year: | 1992 |
| Seats For Election: | 16 out of 48 seats to Brighton Borough Council |
| Majority Seats: | 25 |
| Party1: | Labour Party (UK) |
| Last Election1: | 29 seats, 45.9% |
| Seats1: | 11 |
| Seats After1: | 33 |
| Seat Change1: | 4 |
| Popular Vote1: | 20,399 |
| Percentage1: | 39.9% |
| Swing1: | 6.0% |
| Party2: | Conservative Party (UK) |
| Last Election2: | 18 seats, 35.3% |
| Seats2: | 5 |
| Seats After2: | 15 |
| Seat Change2: | 3 |
| Popular Vote2: | 20,477 |
| Percentage2: | 40.0% |
| Swing2: | 4.7% |
| Council control | |
| Posttitle: | Council control after election |
| Before Party: | Labour Party (UK) |
| After Party: | Labour Party (UK) |
The 1991 Brighton Borough Council election took place on 2 May 1991 to elect members of Brighton Borough Council in East Sussex, England.[1] This was on the same day as other local elections.