# Dortmund I

Dortmund I is an electoral constituency (German: Wahlkreis) represented in the Bundestag. It elects one member via first-past-the-post voting. Under the current constituency numbering system, it is designated as constituency 141. It is located in the Ruhr region of North Rhine-Westphalia, comprising the western part of the city of Dortmund.
Dortmund I was created for the inaugural 1949 federal election. Since 2021, it has been represented by Jens Peick of the Social Democratic Party (SPD).

## Geography

Dortmund I is located in the Ruhr region of North Rhine-Westphalia. As of the 2021 federal election, it comprises the Stadtbezirke of 6 Hombruch, 8 Huckarde, 7 Lütgendortmund, 9 Mengede, and the Stadtteile of Innenstadt-West and Innenstadt-Ost from 0 Innenstadt.

## History

Dortmund I was created in 1949. In the 1949 election, it was North Rhine-Westphalia constituency 56 in the numbering system. From 1953 through 1961, it was number 115. From 1965 through 1976, it was number 114. From 1980 through 1998, it was number 113. From 2002 through 2009, it was number 143. In the 2013 through 2021 elections, it was number 142. From the 2025 election, it has been number 141.
Originally, the constituency comprised the northwestern part of the independent city of Dortmund. From 1980 through 1998, it comprised the Stadtbezirk of 8 Huckarde as well as the Stadtteile of Innenstadt-Ost and Innenstadt-West from 0 Innenstadt. It acquired its current borders in the 2002 election.
| Election | No. | Name | Borders |
| 1949 | 56 | Dortmund I | Dortmund city (only northwestern parts) |
| 1953 | 115 | Dortmund I | Dortmund city (only northwestern parts) |
| 1957 | 115 | Dortmund I | Dortmund city (only northwestern parts) |
| 1961 | 115 | Dortmund I | Dortmund city (only northwestern parts) |
| 1965 | 114 | Dortmund I | Dortmund city (only northwestern parts) |
| 1969 | 114 | Dortmund I | Dortmund city (only northwestern parts) |
| 1972 | 114 | Dortmund I | Dortmund city (only northwestern parts) |
| 1976 | 114 | Dortmund I | Dortmund city (only northwestern parts) |
| 1980 | 113 | Dortmund I | Dortmund city (only 0 Innenstadt (only Innenstadt-Ost and Innenstadt-West Stadtteile) and 8 Huckarde Stadtbezirke) |
| 1983 | 113 | Dortmund I | Dortmund city (only 0 Innenstadt (only Innenstadt-Ost and Innenstadt-West Stadtteile) and 8 Huckarde Stadtbezirke) |
| 1987 | 113 | Dortmund I | Dortmund city (only 0 Innenstadt (only Innenstadt-Ost and Innenstadt-West Stadtteile) and 8 Huckarde Stadtbezirke) |
| 1990 | 113 | Dortmund I | Dortmund city (only 0 Innenstadt (only Innenstadt-Ost and Innenstadt-West Stadtteile) and 8 Huckarde Stadtbezirke) |
| 1994 | 113 | Dortmund I | Dortmund city (only 0 Innenstadt (only Innenstadt-Ost and Innenstadt-West Stadtteile) and 8 Huckarde Stadtbezirke) |
| 1998 | 113 | Dortmund I | Dortmund city (only 0 Innenstadt (only Innenstadt-Ost and Innenstadt-West Stadtteile) and 8 Huckarde Stadtbezirke) |
| 2002 | 143 | Dortmund I | Dortmund city (only 0 Innenstadt (only Innenstadt-Ost and Innenstadt-West Stadtteile), 6 Hombruch, 8 Huckarde, 7 Lütgendortmund, and 9 Mengede Stadtbezirke) |
| 2005 | 143 | Dortmund I | Dortmund city (only 0 Innenstadt (only Innenstadt-Ost and Innenstadt-West Stadtteile), 6 Hombruch, 8 Huckarde, 7 Lütgendortmund, and 9 Mengede Stadtbezirke) |
| 2009 | 143 | Dortmund I | Dortmund city (only 0 Innenstadt (only Innenstadt-Ost and Innenstadt-West Stadtteile), 6 Hombruch, 8 Huckarde, 7 Lütgendortmund, and 9 Mengede Stadtbezirke) |
| 2013 | 142 | Dortmund I | Dortmund city (only 0 Innenstadt (only Innenstadt-Ost and Innenstadt-West Stadtteile), 6 Hombruch, 8 Huckarde, 7 Lütgendortmund, and 9 Mengede Stadtbezirke) |
| 2017 | 142 | Dortmund I | Dortmund city (only 0 Innenstadt (only Innenstadt-Ost and Innenstadt-West Stadtteile), 6 Hombruch, 8 Huckarde, 7 Lütgendortmund, and 9 Mengede Stadtbezirke) |
| 2021 | 142 | Dortmund I | Dortmund city (only 0 Innenstadt (only Innenstadt-Ost and Innenstadt-West Stadtteile), 6 Hombruch, 8 Huckarde, 7 Lütgendortmund, and 9 Mengede Stadtbezirke) |
| 2025 | 141 | Dortmund I | Dortmund city (only 0 Innenstadt (only Innenstadt-Ost and Innenstadt-West Stadtteile), 6 Hombruch, 8 Huckarde, 7 Lütgendortmund, and 9 Mengede Stadtbezirke) |

## Members

The constituency has been held continuously by the Social Democratic Party (SPD) since its creation. It was first represented by Fritz Henßler from 1949 to 1953, when he was succeeded by Walter Menzel until 1961. Werner Zeitler then served two terms. Hans-Eberhard Urbaniak was elected in 1980 and was representative until 2002. Marco Bülow was elected in 2002, and re-elected in 2005, 2009, 2013, and 2017. Bülow left the SPD in November 2018 and served as an independent; in November 2020, he joined Die PARTEI, becoming its first member of the Bundestag. Jens Peick regained the constituency for the SPD in 2021 and was re-elected in 2025.
| Election | Member | Party | % |
| 1949 | Fritz Henßler | SPD | 43.4 |
| 1953 | Walter Menzel | SPD | 44.2 |
| 1957 | Walter Menzel | SPD | 46.3 |
| 1961 | Heinrich Stephan | SPD | 47.5 |
| 1965 | Heinrich Stephan | SPD | 53.0 |
| 1969 | Karl Schiller | SPD | 60.2 |
| 1972 | Werner Zeitler | SPD | 60.2 |
| 1976 | Werner Zeitler | SPD | 55.4 |
| 1980 | Hans-Eberhard Urbaniak | SPD | 57.3 |
| 1983 | Hans-Eberhard Urbaniak | SPD | 54.9 |
| 1987 | Hans-Eberhard Urbaniak | SPD | 53.6 |
| 1990 | Hans-Eberhard Urbaniak | SPD | 51.3 |
| 1994 | Hans-Eberhard Urbaniak | SPD | 53.5 |
| 1998 | Hans-Eberhard Urbaniak | SPD | 56.5 |
| 2002 | Marco Bülow | SPD | 57.8 |
| 2005 | Marco Bülow | SPD | 56.3 |
| 2009 | Marco Bülow | SPD | 41.2 |
| 2013 | Marco Bülow | SPD | 45.4 |
| 2017 | Marco Bülow | SPD | 38.8 |
| 2017 | Marco Bülow | Ind. | 38.8 |
| 2017 | Marco Bülow | PARTEI | 38.8 |
| 2021 | Jens Peick | SPD | 33.0 |
| 2025 | Jens Peick | SPD | 30.6 |

## Election results
### 2025 election

Federal election (2025): Dortmund I :
| Notes: | Notes: | Blue background denotes the winner of the electorate vote. Pink background denotes a candidate elected from their party list. Yellow background denotes an electorate win by a list member, or other incumbent. A Y or N denotes status of any incumbent, win or lose respectively. | Blue background denotes the winner of the electorate vote. Pink background denotes a candidate elected from their party list. Yellow background denotes an electorate win by a list member, or other incumbent. A Y or N denotes status of any incumbent, win or lose respectively. | Blue background denotes the winner of the electorate vote. Pink background denotes a candidate elected from their party list. Yellow background denotes an electorate win by a list member, or other incumbent. A Y or N denotes status of any incumbent, win or lose respectively. | Blue background denotes the winner of the electorate vote. Pink background denotes a candidate elected from their party list. Yellow background denotes an electorate win by a list member, or other incumbent. A Y or N denotes status of any incumbent, win or lose respectively. | Blue background denotes the winner of the electorate vote. Pink background denotes a candidate elected from their party list. Yellow background denotes an electorate win by a list member, or other incumbent. A Y or N denotes status of any incumbent, win or lose respectively. | Blue background denotes the winner of the electorate vote. Pink background denotes a candidate elected from their party list. Yellow background denotes an electorate win by a list member, or other incumbent. A Y or N denotes status of any incumbent, win or lose respectively. | Blue background denotes the winner of the electorate vote. Pink background denotes a candidate elected from their party list. Yellow background denotes an electorate win by a list member, or other incumbent. A Y or N denotes status of any incumbent, win or lose respectively. | Blue background denotes the winner of the electorate vote. Pink background denotes a candidate elected from their party list. Yellow background denotes an electorate win by a list member, or other incumbent. A Y or N denotes status of any incumbent, win or lose respectively. |
| Party | Party | Candidate | Candidate | Votes | % | ±% | Party votes | % | ±% |
| | SPD | Jens Peick | Jens Peick | 50,260 | 30.6 | 2.4 | 37,861 | 23.0 | 9.3 |
| | CDU | Sarah Beckhoff | Sarah Beckhoff | 38,929 | 23.7 | 4.3 | 36,346 | 22.1 | 4.1 |
| | AfD | Heinrich Garbe | Heinrich Garbe | 26,058 | 15.9 | 9.0 | 25,853 | 15.7 | 8.8 |
| | Greens | Martina Wilken | Martina Wilken | 22,994 | 14.0 | 3.0 | 25,180 | 15.3 | 5.3 |
| | Left | Jan Siebert | Jan Siebert | 15,047 | 9.2 | 5.4 | 19,459 | 11.8 | 6.9 |
| | BSW | | | | | | 7,075 | 4.3 | |
| | FDP | Levin Rybak | Levin Rybak | 4,857 | 3.0 | 3.8 | 5,913 | 3.6 | 5.8 |
| | PARTEI | N Olaf Schlösser | N Olaf Schlösser | 3,053 | 1.9 | 6.8 | 1,376 | 0.8 | 1.4 |
| | Tierschutzpartei | | | | | 2.0 | 2,425 | 1.5 | 0.2 |
| | Volt | Peter Quiring | Peter Quiring | 1,889 | 1.2 | 0.7 | 1,135 | 0.7 | 0.3 |
| | Independent | Ingo Meyer | Ingo Meyer | 599 | 0.4 | | | | |
| | FW | | | | | 0.6 | 476 | 0.3 | 0.2 |
| | MLPD | Sarah-Ines Rißmann | Sarah-Ines Rißmann | 401 | 0.2 | 0.1 | 122 | 0.1 | 0.0 |
| | Team Todenhöfer | | | | | | 346 | 0.2 | 0.7 |
| | dieBasis | | | | | 0.8 | 292 | 0.2 | 0.6 |
| | PdF | | | | | | 258 | 0.2 | 0.1 |
| | BD | | | | | | 199 | 0.1 | |
| | MERA25 | | | | | | 92 | | |
| | Values | | | | | | 87 | 0.1 | |
| | Pirates | | | | | | | | 0.4 |
| | Gesundheitsforschung | | | | | | | | 0.1 |
| | Humanists | | | | | | | | 0.1 |
| | ÖDP | | | | | | | | 0.1 |
| | Bündnis C | | | | | | | | 0.0 |
| | SGP | | | | | | | | 0.0 |
| Informal votes | Informal votes | Informal votes | Informal votes | 1,351 | | | 943 | | |
| Total valid votes | Total valid votes | Total valid votes | Total valid votes | 164,087 | | | 164,495 | | |
| Turnout | Turnout | Turnout | Turnout | 165,438 | 81.2 | 5.9 | | | |
| | SPD hold | SPD hold | Majority | 11,331 | 6.9 | | | | |

### 2021 election

Federal election (2021): Dortmund I :
| Notes: | Notes: | Blue background denotes the winner of the electorate vote. Pink background denotes a candidate elected from their party list. Yellow background denotes an electorate win by a list member, or other incumbent. A Y or N denotes status of any incumbent, win or lose respectively. | Blue background denotes the winner of the electorate vote. Pink background denotes a candidate elected from their party list. Yellow background denotes an electorate win by a list member, or other incumbent. A Y or N denotes status of any incumbent, win or lose respectively. | Blue background denotes the winner of the electorate vote. Pink background denotes a candidate elected from their party list. Yellow background denotes an electorate win by a list member, or other incumbent. A Y or N denotes status of any incumbent, win or lose respectively. | Blue background denotes the winner of the electorate vote. Pink background denotes a candidate elected from their party list. Yellow background denotes an electorate win by a list member, or other incumbent. A Y or N denotes status of any incumbent, win or lose respectively. | Blue background denotes the winner of the electorate vote. Pink background denotes a candidate elected from their party list. Yellow background denotes an electorate win by a list member, or other incumbent. A Y or N denotes status of any incumbent, win or lose respectively. | Blue background denotes the winner of the electorate vote. Pink background denotes a candidate elected from their party list. Yellow background denotes an electorate win by a list member, or other incumbent. A Y or N denotes status of any incumbent, win or lose respectively. | Blue background denotes the winner of the electorate vote. Pink background denotes a candidate elected from their party list. Yellow background denotes an electorate win by a list member, or other incumbent. A Y or N denotes status of any incumbent, win or lose respectively. | Blue background denotes the winner of the electorate vote. Pink background denotes a candidate elected from their party list. Yellow background denotes an electorate win by a list member, or other incumbent. A Y or N denotes status of any incumbent, win or lose respectively. |
| Party | Party | Candidate | Candidate | Votes | % | ±% | Party votes | % | ±% |
| | SPD | Jens Peick | Jens Peick | 51,037 | 33.0 | 5.8 | 50,117 | 32.4 | 2.4 |
| | CDU | Klaus Wegener | Klaus Wegener | 30,051 | 19.4 | 9.2 | 27,797 | 17.9 | 6.6 |
| | Greens | Markus Kurth | Markus Kurth | 26,308 | 17.0 | 9.7 | 31,867 | 20.6 | 11.1 |
| | PARTEI | N Marco Bülow | N Marco Bülow | 13,361 | 8.6 | | 3,451 | 2.2 | 0.8 |
| | AfD | Heinrich Garbe | Heinrich Garbe | 10,577 | 6.8 | 2.6 | 10,746 | 6.9 | 2.9 |
| | FDP | Roman Senga | Roman Senga | 10,416 | 6.7 | 0.9 | 14,550 | 9.4 | 1.7 |
| | Left | Ann-Christin Huber | Ann-Christin Huber | 5,908 | 3.8 | 3.9 | 7,566 | 4.9 | 5.1 |
| | Tierschutzpartei | Michael Badura | Michael Badura | 3,097 | 2.0 | | 2,661 | 1.7 | 0.9 |
| | Team Todenhöfer | | | | | | 1,445 | 0.9 | |
| | dieBasis | Achim Lohse | Achim Lohse | 1,226 | 0.8 | | 1,206 | 0.8 | |
| | FW | Mario Krause | Mario Krause | 935 | 0.6 | 0.0 | 758 | 0.5 | 0.2 |
| | Pirates | | | | | | 680 | 0.4 | 0.2 |
| | Volt | Daniel Staiger | Daniel Staiger | 660 | 0.4 | | 557 | 0.4 | |
| | Independent | Noah Trojanowski | Noah Trojanowski | 621 | 0.4 | | | | |
| | Independent | Paul Hofmann | Paul Hofmann | 255 | 0.2 | | | | |
| | NPD | | | | | | 254 | 0.2 | 0.1 |
| | Gesundheitsforschung | | | | | | 180 | 0.1 | 0.0 |
| | LIEBE | | | | | | 174 | 0.1 | |
| | Humanists | | | | | | 144 | 0.1 | 0.0 |
| | ÖDP | | | | | | 111 | 0.1 | 0.0 |
| | LfK | | | | | | 108 | 0.1 | |
| | V-Partei3 | | | | | | 97 | 0.1 | 0.1 |
| | MLPD | Sarah Rißmann | Sarah Rißmann | 151 | 0.1 | 0.1 | 84 | 0.1 | 0.1 |
| | du. | | | | | | 76 | 0.0 | |
| | DKP | Hanfried Brenner | Hanfried Brenner | 113 | 0.1 | | 74 | 0.0 | 0.0 |
| | Bündnis C | | | | | | 57 | 0.0 | |
| | LKR | | | | | | 40 | 0.0 | |
| | PdF | | | | | | 38 | 0.0 | |
| | SGP | | | | | | 36 | 0.0 | 0.0 |
| Informal votes | Informal votes | Informal votes | Informal votes | 1,098 | | | 940 | | |
| Total valid votes | Total valid votes | Total valid votes | Total valid votes | 154,716 | | | 154,874 | | |
| Turnout | Turnout | Turnout | Turnout | 155,814 | 75.4 | 1.5 | | | |
| | SPD hold | SPD hold | Majority | 20,986 | 13.6 | 3.4 | | | |

### 2017 election

Federal election (2017): Dortmund I :
| Notes: | Notes: | Blue background denotes the winner of the electorate vote. Pink background denotes a candidate elected from their party list. Yellow background denotes an electorate win by a list member, or other incumbent. A Y or N denotes status of any incumbent, win or lose respectively. | Blue background denotes the winner of the electorate vote. Pink background denotes a candidate elected from their party list. Yellow background denotes an electorate win by a list member, or other incumbent. A Y or N denotes status of any incumbent, win or lose respectively. | Blue background denotes the winner of the electorate vote. Pink background denotes a candidate elected from their party list. Yellow background denotes an electorate win by a list member, or other incumbent. A Y or N denotes status of any incumbent, win or lose respectively. | Blue background denotes the winner of the electorate vote. Pink background denotes a candidate elected from their party list. Yellow background denotes an electorate win by a list member, or other incumbent. A Y or N denotes status of any incumbent, win or lose respectively. | Blue background denotes the winner of the electorate vote. Pink background denotes a candidate elected from their party list. Yellow background denotes an electorate win by a list member, or other incumbent. A Y or N denotes status of any incumbent, win or lose respectively. | Blue background denotes the winner of the electorate vote. Pink background denotes a candidate elected from their party list. Yellow background denotes an electorate win by a list member, or other incumbent. A Y or N denotes status of any incumbent, win or lose respectively. | Blue background denotes the winner of the electorate vote. Pink background denotes a candidate elected from their party list. Yellow background denotes an electorate win by a list member, or other incumbent. A Y or N denotes status of any incumbent, win or lose respectively. | Blue background denotes the winner of the electorate vote. Pink background denotes a candidate elected from their party list. Yellow background denotes an electorate win by a list member, or other incumbent. A Y or N denotes status of any incumbent, win or lose respectively. |
| Party | Party | Candidate | Candidate | Votes | % | ±% | Party votes | % | ±% |
| | SPD | Y Marco Bülow | Y Marco Bülow | 59,990 | 38.8 | 6.6 | 46,424 | 30.0 | 8.1 |
| | CDU | Thorsten Hoffmann | Thorsten Hoffmann | 44,228 | 28.6 | 2.1 | 37,967 | 24.5 | 4.5 |
| | AfD | Heinrich Theodor Garbe | Heinrich Theodor Garbe | 14,644 | 9.5 | 6.0 | 15,197 | 9.8 | 5.7 |
| | Left | Ulla Jelpke | Ulla Jelpke | 11,874 | 7.7 | 1.7 | 15,506 | 10.0 | 2.1 |
| | Greens | Markus Kurth | Markus Kurth | 11,281 | 7.3 | 0.2 | 14,702 | 9.5 | 1.2 |
| | FDP | Max Zombek | Max Zombek | 9,063 | 5.9 | 3.9 | 17,193 | 11.1 | 7.0 |
| | PARTEI | | | | | | 2,137 | 1.4 | 0.9 |
| | Tierschutzpartei | | | | | | 1,304 | 0.8 | |
| | Pirates | Torsten Sommer | Torsten Sommer | 2,091 | 1.4 | 1.2 | 1,041 | 0.7 | 2.1 |
| | AD-DEMOKRATEN | | | | | | 838 | 0.5 | |
| | NPD | | | | | | 456 | 0.3 | 1.0 |
| | FW | Hartmut Kaltenbach | Hartmut Kaltenbach | 993 | 0.6 | 0.2 | 437 | 0.3 | 0.0 |
| | DiB | | | | | | 266 | 0.2 | |
| | BGE | | | | | | 229 | 0.1 | |
| | V-Partei³ | | | | | | 228 | 0.1 | |
| | MLPD | Sarah-Ines Rißmann | Sarah-Ines Rißmann | 362 | 0.2 | 0.1 | 176 | 0.1 | 0.0 |
| | Gesundheitsforschung | | | | | | 163 | 0.1 | |
| | ÖDP | | | | | | 162 | 0.1 | 0.0 |
| | Volksabstimmung | | | | | | 156 | 0.1 | 0.1 |
| | DM | | | | | | 149 | 0.1 | |
| | Die Humanisten | | | | | | 120 | 0.1 | |
| | DKP | | | | | | 52 | 0.0 | |
| | SGP | | | | | | 20 | 0.0 | 0.0 |
| Informal votes | Informal votes | Informal votes | Informal votes | 1,571 | | | 1,174 | | |
| Total valid votes | Total valid votes | Total valid votes | Total valid votes | 154,526 | | | 154,923 | | |
| Turnout | Turnout | Turnout | Turnout | 156,097 | 73.9 | 4.2 | | | |
| | SPD hold | SPD hold | Majority | 15,762 | 10.2 | 4.5 | | | |

### 2013 election

Federal election (2013): Dortmund I :
| Notes: | Notes: | Blue background denotes the winner of the electorate vote. Pink background denotes a candidate elected from their party list. Yellow background denotes an electorate win by a list member, or other incumbent. A Y or N denotes status of any incumbent, win or lose respectively. | Blue background denotes the winner of the electorate vote. Pink background denotes a candidate elected from their party list. Yellow background denotes an electorate win by a list member, or other incumbent. A Y or N denotes status of any incumbent, win or lose respectively. | Blue background denotes the winner of the electorate vote. Pink background denotes a candidate elected from their party list. Yellow background denotes an electorate win by a list member, or other incumbent. A Y or N denotes status of any incumbent, win or lose respectively. | Blue background denotes the winner of the electorate vote. Pink background denotes a candidate elected from their party list. Yellow background denotes an electorate win by a list member, or other incumbent. A Y or N denotes status of any incumbent, win or lose respectively. | Blue background denotes the winner of the electorate vote. Pink background denotes a candidate elected from their party list. Yellow background denotes an electorate win by a list member, or other incumbent. A Y or N denotes status of any incumbent, win or lose respectively. | Blue background denotes the winner of the electorate vote. Pink background denotes a candidate elected from their party list. Yellow background denotes an electorate win by a list member, or other incumbent. A Y or N denotes status of any incumbent, win or lose respectively. | Blue background denotes the winner of the electorate vote. Pink background denotes a candidate elected from their party list. Yellow background denotes an electorate win by a list member, or other incumbent. A Y or N denotes status of any incumbent, win or lose respectively. | Blue background denotes the winner of the electorate vote. Pink background denotes a candidate elected from their party list. Yellow background denotes an electorate win by a list member, or other incumbent. A Y or N denotes status of any incumbent, win or lose respectively. |
| Party | Party | Candidate | Candidate | Votes | % | ±% | Party votes | % | ±% |
| | SPD | Y Marco Bülow | Y Marco Bülow | 67,019 | 45.4 | 4.3 | 56,180 | 38.1 | 5.1 |
| | CDU | Thorsten Hoffmann | Thorsten Hoffmann | 45,310 | 30.7 | 3.2 | 42,712 | 29.0 | 4.5 |
| | Greens | Markus Kurth | Markus Kurth | 11,042 | 7.5 | 3.4 | 15,827 | 10.7 | 2.9 |
| | Left | Ulla Jelpke | Ulla Jelpke | 8,835 | 6.0 | 3.7 | 11,653 | 7.9 | 3.1 |
| | AfD | Alexander Dilger | Alexander Dilger | 5,188 | 3.5 | | 6,060 | 4.1 | |
| | Pirates | Dieter McDevitt | Dieter McDevitt | 3,775 | 2.6 | | 4,078 | 2.8 | 0.5 |
| | FDP | Michael Kauch | Michael Kauch | 2,882 | 2.0 | 6.8 | 6,107 | 4.1 | 7.9 |
| | NPD | Siegfried Schwerdtfeger | Siegfried Schwerdtfeger | 2,139 | 1.5 | 0.1 | 1,894 | 1.3 | 0.3 |
| | PARTEI | | | | | | 731 | 0.5 | |
| | FW | Markus Happe | Markus Happe | 634 | 0.4 | | 437 | 0.3 | |
| | Volksabstimmung | | | | | | 304 | 0.2 | 0.1 |
| | PRO | | | | | | 243 | 0.2 | |
| | ÖDP | | | | | | 172 | 0.1 | 0.0 |
| | Nichtwahler | | | | | | 161 | 0.1 | |
| | BIG | | | | | | 158 | 0.1 | |
| | REP | | | | | | 157 | 0.1 | 0.0 |
| | MLPD | Gerhard Pfisterer | Gerhard Pfisterer | 254 | 0.2 | 0.0 | 154 | 0.1 | 0.0 |
| | RRP | Dagmar Anita Ludwig | Dagmar Anita Ludwig | 203 | 0.1 | | 136 | 0.1 | 0.0 |
| | Independent | Ingo Meyer | Ingo Meyer | 188 | 0.1 | | | | |
| | Party of Reason | | | | | | 137 | 0.1 | |
| | Die Rechte | | | | | | 125 | 0.1 | |
| | PSG | | | | | | 32 | 0.0 | 0.0 |
| | BüSo | | | | | | 27 | 0.0 | 0.1 |
| Informal votes | Informal votes | Informal votes | Informal votes | 1,562 | | | 1,546 | | |
| Total valid votes | Total valid votes | Total valid votes | Total valid votes | 147,469 | | | 147,485 | | |
| Turnout | Turnout | Turnout | Turnout | 149,031 | 69.7 | 0.1 | | | |
| | SPD hold | SPD hold | Majority | 21,709 | 14.7 | 1.0 | | | |

### 2009 election

Federal election (2009): Dortmund I :
| Notes: | Notes: | Blue background denotes the winner of the electorate vote. Pink background denotes a candidate elected from their party list. Yellow background denotes an electorate win by a list member, or other incumbent. A Y or N denotes status of any incumbent, win or lose respectively. | Blue background denotes the winner of the electorate vote. Pink background denotes a candidate elected from their party list. Yellow background denotes an electorate win by a list member, or other incumbent. A Y or N denotes status of any incumbent, win or lose respectively. | Blue background denotes the winner of the electorate vote. Pink background denotes a candidate elected from their party list. Yellow background denotes an electorate win by a list member, or other incumbent. A Y or N denotes status of any incumbent, win or lose respectively. | Blue background denotes the winner of the electorate vote. Pink background denotes a candidate elected from their party list. Yellow background denotes an electorate win by a list member, or other incumbent. A Y or N denotes status of any incumbent, win or lose respectively. | Blue background denotes the winner of the electorate vote. Pink background denotes a candidate elected from their party list. Yellow background denotes an electorate win by a list member, or other incumbent. A Y or N denotes status of any incumbent, win or lose respectively. | Blue background denotes the winner of the electorate vote. Pink background denotes a candidate elected from their party list. Yellow background denotes an electorate win by a list member, or other incumbent. A Y or N denotes status of any incumbent, win or lose respectively. | Blue background denotes the winner of the electorate vote. Pink background denotes a candidate elected from their party list. Yellow background denotes an electorate win by a list member, or other incumbent. A Y or N denotes status of any incumbent, win or lose respectively. | Blue background denotes the winner of the electorate vote. Pink background denotes a candidate elected from their party list. Yellow background denotes an electorate win by a list member, or other incumbent. A Y or N denotes status of any incumbent, win or lose respectively. |
| Party | Party | Candidate | Candidate | Votes | % | ±% | Party votes | % | ±% |
| | SPD | Y Marco Bülow | Y Marco Bülow | 60,839 | 41.2 | 15.1 | 48,882 | 33.0 | 15.2 |
| | CDU | Steffen Kanitz | Steffen Kanitz | 40,623 | 27.5 | 1.8 | 36,237 | 24.5 | 0.5 |
| | Greens | Markus Kurth | Markus Kurth | 16,141 | 10.9 | 5.8 | 20,133 | 13.6 | 3.3 |
| | Left | Helmut Eigen | Helmut Eigen | 14,273 | 9.7 | 4.8 | 16,272 | 11.0 | 4.7 |
| | FDP | Michael Kauch | Michael Kauch | 12,890 | 8.7 | 5.7 | 17,813 | 12.0 | 4.3 |
| | Pirates | | | | | | 3,311 | 2.2 | |
| | NPD | Axel Thieme | Axel Thieme | 2,281 | 1.5 | 0.6 | 1,469 | 1.0 | 0.2 |
| | Tierschutzpartei | | | | | | 960 | 0.6 | 0.3 |
| | DVU | | | | | | 838 | 0.6 | |
| | RENTNER | | | | | | 638 | 0.4 | |
| | FAMILIE | | | | | | 521 | 0.4 | 0.1 |
| | REP | | | | | | 231 | 0.2 | 0.1 |
| | RRP | | | | | | 201 | 0.1 | |
| | BüSo | Tobias Christoph Mzingisi Faku | Tobias Christoph Mzingisi Faku | 440 | 0.3 | | 103 | 0.1 | 0.0 |
| | MLPD | Gerhard Pfisterer | Gerhard Pfisterer | 288 | 0.2 | 0.0 | 146 | 0.1 | 0.0 |
| | Volksabstimmung | | | | | | 128 | 0.1 | 0.0 |
| | ÖDP | | | | | | 105 | 0.1 | |
| | Centre | | | | | | 63 | 0.0 | 0.0 |
| | PSG | | | | | | 22 | 0.0 | 0.0 |
| Informal votes | Informal votes | Informal votes | Informal votes | 1,556 | | | 1,258 | | |
| Total valid votes | Total valid votes | Total valid votes | Total valid votes | 147,775 | | | 148,073 | | |
| Turnout | Turnout | Turnout | Turnout | 149,331 | 69.7 | 6.3 | | | |
| | SPD hold | SPD hold | Majority | 20,216 | 13.7 | 13.3 | | | |