| Election Name: | 1991 Hamburg state election |
| Country: | Hamburg |
| Type: | parliamentary |
| Ongoing: | no |
| Previous Election: | 1987 Hamburg state election |
| Previous Year: | 1987 |
| Next Election: | 1993 Hamburg state election |
| Next Year: | 1993 |
| Seats For Election: | All 121 seats in the Hamburg Parliament |
| Majority Seats: | 61 |
| Election Date: | 2 June 1991 |
| Turnout: | 819,773 (66.1%) 13.4% |
| Leader1: | Henning Voscherau |
| Party1: | Social Democratic Party of Germany |
| Last Election1: | 55 seats, 45.0% |
| Seats1: | 61 |
| Seat Change1: | 6 |
| Popular Vote1: | 393,414 |
| Percentage1: | 48.0% |
| Swing1: | 3.0% |
| Leader2: | Hartmut Perschau |
| Party2: | Christian Democratic Union of Germany |
| Last Election2: | 49 seats, 40.5% |
| Seats2: | 44 |
| Seat Change2: | 5 |
| Popular Vote2: | 287,467 |
| Percentage2: | 35.1% |
| Swing2: | 5.4% |
| Party4: | Alliance 90/The Greens |
| Last Election4: | 9 seats, 7.2% |
| Seats4: | 9 |
| Seat Change4: | 1 |
| Popular Vote4: | 59,262 |
| Percentage4: | 7.2% |
| Swing4: | 0.2% |
| Party5: | Free Democratic Party (Germany) |
| Last Election5: | 8 seats, 6.5% |
| Seats5: | 7 |
| Seat Change5: | 1 |
| Popular Vote5: | 44,460 |
| Percentage5: | 5.4% |
| Swing5: | 1.1% |
| Mayor | |
| Before Election: | Henning Voscherau |
| Before Party: | Social Democratic Party of Germany |
| After Election: | Henning Voscherau |
| After Party: | Social Democratic Party of Germany |
The 1991 Hamburg state election was held on 2 June 1991 to elect the members of the 14th Hamburg Parliament. The incumbent government was a coalition of the Social Democratic Party (SPD) and Free Democratic Party (FDP) led by First Mayor Henning Voscherau. As the SPD won an absolute majority of seats, it formed government alone, and Voscherau continued in office.
The table below lists parties represented in the 13th Hamburg Parliament.
| Name | Ideology | Leader(s) | 1987 result | |||||
|---|---|---|---|---|---|---|---|---|
| Votes (%) | Seats | |||||||
| bgcolor= | SPD | Social Democratic Party of Germany | Social democracy | Henning Voscherau | 45.0% | |||
| bgcolor= | CDU | Christian Democratic Union of Germany | Christian democracy | Hartmut Perschau | 40.5% | |||
| bgcolor= | GAL | Green Alternative List | Green politics | 7.0% | ||||
| bgcolor= | FDP | Free Democratic Party | Classical liberalism | 6.5% | ||||
|-! colspan="2" | Party! Votes! %! +/-! Seats ! +/-! Seats %|-| bgcolor=| | align=left | Social Democratic Party (SPD)| align=right| 393,414| align=right| 48.0| align=right| 3.0| align=right| 61| align=right| 6| align=right| 50.4|-| bgcolor=| | align=left | Christian Democratic Union (CDU)| align=right| 287,467| align=right| 35.1| align=right| 5.4| align=right| 44| align=right| 5| align=right| 36.4|-| bgcolor=| | align=left | Green Alternative List (GAL)| align=right| 59,262| align=right| 7.2| align=right| 0.2| align=right| 9| align=right| 1| align=right| 7.4|-| bgcolor=| | align=left | Free Democratic Party (FDP)| align=right| 44,460| align=right| 5.4| align=right| 1.1| align=right| 7| align=right| 1| align=right| 5.8|-! colspan=8||-| bgcolor=| | align=left | The Republicans (REP)| align=right| 9,959| align=right| 1.2| align=right| 1.2| align=right| 0| align=right| ±0| align=right| 0|-| bgcolor=grey|| align=left | The Grays – Gray Panthers (GRAUE)| align=right| 7,219| align=right| 0.9| align=right| New| align=right| 0| align=right| New| align=right| 0|-| bgcolor=|| align=left | Others| align=right| 17,992| align=right| 2.2| align=right| | align=right| 0| align=right| ±0| align=right| 0|-! align=right colspan=2| Total! align=right| 819,773! align=right| 100.0! align=right| ! align=right| 121! align=right| 1! align=right| |-! align=right colspan=2| Voter turnout! align=right| ! align=right| 66.1! align=right| 13.4! align=right| ! align=right| ! align=right| |}