# Delmenhorst – Wesermarsch – Oldenburg-Land

Delmenhorst – Wesermarsch – Oldenburg-Land 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 28. It is located in northwestern Lower Saxony, comprising the city of Delmenhorst and the districts of Wesermarsch and Landkreis Oldenburg.
Delmenhorst – Wesermarsch – Oldenburg-Land was created for the inaugural 1949 federal election. From 2021 to 2025, it has been represented by Susanne Mittag of the Social Democratic Party (SPD). Since 2025 it is been represented by Bastian Ernst of the CDU.

## Geography

Delmenhorst – Wesermarsch – Oldenburg-Land is located in northwestern Lower Saxony. As of the 2021 federal election, it comprises the independent city of Delmenhorst and the entirety of the districts of Wesermarsch and Landkreis Oldenburg.

## History

Delmenhorst – Wesermarsch – Oldenburg-Land was created in 1949. In the 1949 election, it was Lower Saxony constituency 7. For the 1953 through 1961 elections, it was constituency 29 in the numbering system. From 1965 through 1998, it was constituency 23; from 2002 through 2009, it was constituency 29. Since the 2013 election, it has been constituency 28.
Originally, it comprised the city of Oldenburg, the district of Wesermarsch, and the municipalities of Dötlingen, Ganderkesee, Hasbergen, Hude, Schönemoor, Stuhr and Wildeshausen from Landkreis Oldenburg. At this time, it was named Delmenhorst – Wesermarsch. Due to administrative reforms, in the 1976 election, it gained the former municipality of Wüsting. In the 1980 election, the constituency gained the entirety of Landkreis Oldenburg. In the 1987 election, it was renamed to Delmenhorst – Wesermarsch – Oldenburg-Land.
| Election | No. | Name | Borders |
| 1949 | 7 | Delmenhorst – Wesermarsch | Delmenhorst city Wesermarsch district Landkreis Oldenburg district (only Dötlingen, Ganderkesee, Hasbergen, Hude, Schönemoor, Stuhr and Wildeshausen municipalities) |
| 1953 | 29 | Delmenhorst – Wesermarsch | Delmenhorst city Wesermarsch district Landkreis Oldenburg district (only Dötlingen, Ganderkesee, Hasbergen, Hude, Schönemoor, Stuhr and Wildeshausen municipalities) |
| 1957 | 29 | Delmenhorst – Wesermarsch | Delmenhorst city Wesermarsch district Landkreis Oldenburg district (only Dötlingen, Ganderkesee, Hasbergen, Hude, Schönemoor, Stuhr and Wildeshausen municipalities) |
| 1961 | 29 | Delmenhorst – Wesermarsch | Delmenhorst city Wesermarsch district Landkreis Oldenburg district (only Dötlingen, Ganderkesee, Hasbergen, Hude, Schönemoor, Stuhr and Wildeshausen municipalities) |
| 1965 | 23 | Delmenhorst – Wesermarsch | Delmenhorst city Wesermarsch district Landkreis Oldenburg district (only Dötlingen, Ganderkesee, Hasbergen, Hude, Schönemoor, Stuhr and Wildeshausen municipalities) |
| 1969 | 23 | Delmenhorst – Wesermarsch | Delmenhorst city Wesermarsch district Landkreis Oldenburg district (only Dötlingen, Ganderkesee, Hasbergen, Hude, Schönemoor, Stuhr and Wildeshausen municipalities) |
| 1972 | 23 | Delmenhorst – Wesermarsch | Delmenhorst city Wesermarsch district Landkreis Oldenburg district (only Dötlingen, Ganderkesee, Hasbergen, Hude, Schönemoor, Stuhr and Wildeshausen municipalities) |
| 1976 | 23 | Delmenhorst – Wesermarsch | Delmenhorst city Wesermarsch district Landkreis Oldenburg district (only Dötlingen, Ganderkesee, Hasbergen, Hude, Schönemoor, Stuhr and Wildeshausen municipalities) |
| 1980 | 23 | Delmenhorst – Wesermarsch | Delmenhorst city Wesermarsch district Landkreis Oldenburg district |
| 1983 | 23 | Delmenhorst – Wesermarsch | Delmenhorst city Wesermarsch district Landkreis Oldenburg district |
| 1987 | 23 | Delmenhorst – Wesermarsch – Oldenburg-Land | Delmenhorst city Wesermarsch district Landkreis Oldenburg district |
| 1990 | 23 | Delmenhorst – Wesermarsch – Oldenburg-Land | Delmenhorst city Wesermarsch district Landkreis Oldenburg district |
| 1994 | 23 | Delmenhorst – Wesermarsch – Oldenburg-Land | Delmenhorst city Wesermarsch district Landkreis Oldenburg district |
| 1998 | 23 | Delmenhorst – Wesermarsch – Oldenburg-Land | Delmenhorst city Wesermarsch district Landkreis Oldenburg district |
| 2002 | 29 | Delmenhorst – Wesermarsch – Oldenburg-Land | Delmenhorst city Wesermarsch district Landkreis Oldenburg district |
| 2005 | 29 | Delmenhorst – Wesermarsch – Oldenburg-Land | Delmenhorst city Wesermarsch district Landkreis Oldenburg district |
| 2009 | 29 | Delmenhorst – Wesermarsch – Oldenburg-Land | Delmenhorst city Wesermarsch district Landkreis Oldenburg district |
| 2013 | 28 | Delmenhorst – Wesermarsch – Oldenburg-Land | Delmenhorst city Wesermarsch district Landkreis Oldenburg district |
| 2017 | 28 | Delmenhorst – Wesermarsch – Oldenburg-Land | Delmenhorst city Wesermarsch district Landkreis Oldenburg district |
| 2021 | 28 | Delmenhorst – Wesermarsch – Oldenburg-Land | Delmenhorst city Wesermarsch district Landkreis Oldenburg district |
| 2025 | 28 | Delmenhorst – Wesermarsch – Oldenburg-Land | Delmenhorst city Wesermarsch district Landkreis Oldenburg district |

## Members

The constituency was held by the Social Democratic Party (SPD) from its creation in 1949 until 1953, during which time it was represented by Fritz Ohlig. It was won by the Christian Democratic Union (CDU) in 1957, and represented by Hermann Ehlers (until 1957) and then J. Hermann Siemer. In 1961, it was won by the SPD candidate Heinrich Müller, who served for one term. Siemer won the constituency back for the CDU in the following election, but Müller returned again in 1969 and served three terms. He was succeeded in 1980 by fellow SPD candidate Margitta Terborg, who served until 1998. Holger Ortel then held the constituency for the SPD until 2009. CDU candidate Astrid Grotelüschen won in 2009, and was re-elected in 2013 and 2017. Susanne Mittag regained it for the SPD in 2021.
| Election | Member | Party | % |
| 1949 | Fritz Ohlig | SPD | 31.7 |
| 1953 | Hermann Ehlers | CDU | 53.8 |
| 1957 | J. Hermann Siemer | CDU | 38.7 |
| 1961 | Heinrich Müller | SPD | 41.6 |
| 1965 | J. Hermann Siemer | CDU | 42.6 |
| 1969 | Heinrich Müller | SPD | 47.9 |
| 1972 | Heinrich Müller | SPD | 57.7 |
| 1976 | Heinrich Müller | SPD | 51.5 |
| 1980 | Margitta Terborg | SPD | 51.4 |
| 1983 | Margitta Terborg | SPD | 46.7 |
| 1987 | Margitta Terborg | SPD | 48.8 |
| 1990 | Margitta Terborg | SPD | 45.4 |
| 1994 | Margitta Terborg | SPD | 48.3 |
| 1998 | Holger Ortel | SPD | 55.0 |
| 2002 | Holger Ortel | SPD | 53.8 |
| 2005 | Holger Ortel | SPD | 50.1 |
| 2009 | Astrid Grotelüschen | CDU | 35.3 |
| 2013 | Astrid Grotelüschen | CDU | 39.8 |
| 2017 | Astrid Grotelüschen | CDU | 34.1 |
| 2021 | Susanne Mittag | SPD | 36.7 |
| 2025 | Bastian Ernst | CDU | 29.3 |

## Election results
### 2025 election

Federal election (2025): Delmenhorst – Wesermarsch – Oldenburg-Land :
| 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 | % | ±% |
| | CDU | Bastian Ernst | Bastian Ernst | 53,760 | 29.3 | 4.3 | 48,101 | 26.1 | 3.5 |
| | SPD | Hamza Atilgan | Hamza Atilgan | 48,627 | 26.5 | 10.2 | 43,835 | 23.8 | 10.5 |
| | AfD | Kay-Helge Kanstein | Kay-Helge Kanstein | 35,329 | 19.2 | 11.8 | 35,955 | 19.5 | 11.5 |
| | Greens | Christina-Johanne Schröder | Christina-Johanne Schröder | 18,021 | 9.8 | 3.3 | 18,435 | 10.0 | 4.8 |
| | Left | Christian Suhr | Christian Suhr | 12,645 | 6.9 | 3.8 | 13,613 | 7.4 | 4.3 |
| | FDP | Christian Dürr | Christian Dürr | 10,206 | 5.6 | 5.1 | 9,047 | 4.9 | 6.5 |
| | BSW | | | | | | 7,630 | 4.1 | |
| | FW | Carsten Jesußek | Carsten Jesußek | 3,925 | 2.1 | 0.8 | 1,917 | 1.0 | 0.1 |
| | Tierschutzpartei | | | | | | 2,395 | 1.3 | 0.1 |
| | Volt | | | | | | 1,062 | 0.6 | 0.4 |
| | BD | | | | | | 378 | 0.2 | |
| | PARTEI | | | | | | 862 | 0.5 | 0.5 |
| | dieBasis | | | | | | 402 | 0.2 | 0.8 |
| | Pirates | | | | | | 289 | 0.2 | 0.2 |
| | Humanists | | | | | | 130 | 0.1 | 0.0 |
| | MLPD | | | | | | 30 | 0.0 | 0.0 |
| Informal votes | Informal votes | Informal votes | Informal votes | 1,543 | | | 1,000 | | |
| Total valid votes | Total valid votes | Total valid votes | Total valid votes | 183,538 | | | 184,081 | | |
| Turnout | Turnout | Turnout | Turnout | 185,081 | 82.3 | 10.1 | | | |
| | CDU gain from SPD | CDU gain from SPD | Majority | 5,133 | 2.8 | | | | |

### 2021 election

Federal election (2021): Delmenhorst – Wesermarsch – Oldenburg-Land :
| 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 | Susanne Mittag | Susanne Mittag | 59,377 | 36.7 | 3.8 | 55,621 | 34.3 | 6.1 |
| | CDU | Philipp Albrecht | Philipp Albrecht | 40,410 | 24.9 | 9.2 | 36,649 | 22.6 | 10.9 |
| | Greens | Christina-Johanne Schröder | Christina-Johanne Schröder | 21,202 | 13.1 | 5.4 | 23,973 | 14.8 | 6.8 |
| | FDP | Christian Dürr | Christian Dürr | 17,278 | 10.7 | 1.6 | 18,571 | 11.5 | 1.3 |
| | AfD | Adam Golkontt | Adam Golkontt | 11,999 | 7.4 | 1.6 | 12,987 | 8.0 | 1.7 |
| | Left | Christian Suhr | Christian Suhr | 4,931 | 3.0 | 3.1 | 5,046 | 3.1 | 3.7 |
| | Tierschutzpartei | | | | | | 2,310 | 1.4 | 0.5 |
| | PARTEI | Kevin Laukenings | Kevin Laukenings | 2,600 | 1.6 | | 1,545 | 1.0 | 0.2 |
| | FW | Dieter Holsten | Dieter Holsten | 2,165 | 1.3 | 0.2 | 1,555 | 1.0 | 0.3 |
| | dieBasis | Frank-Rüdiger Halt | Frank-Rüdiger Halt | 1,905 | 1.2 | | 1,698 | 1.0 | |
| | Pirates | | | | | | 598 | 0.4 | 0.0 |
| | Team Todenhöfer | | | | | | 590 | 0.4 | |
| | Volt | | | | | | 347 | 0.2 | |
| | The Homeland | | | | | | 150 | 0.1 | 0.2 |
| | Humanists | | | | | | 134 | 0.1 | |
| | V-Partei3 | | | | | | 108 | 0.1 | 0.1 |
| | ÖDP | | | | | | 87 | 0.1 | 0.0 |
| | du. | | | | | | 83 | 0.1 | |
| | LKR | Thomas Rappers | Thomas Rappers | 105 | 0.1 | | 57 | 0.0 | |
| | DKP | | | | | | 26 | 0.0 | 0.0 |
| | MLPD | | | | | | 23 | 0.0 | 0.0 |
| Informal votes | Informal votes | Informal votes | Informal votes | 1,781 | | | 1,595 | | |
| Total valid votes | Total valid votes | Total valid votes | Total valid votes | 161,972 | | | 162,158 | | |
| Turnout | Turnout | Turnout | Turnout | 163,753 | 72.2 | 2.6 | | | |
| | SPD gain from CDU | SPD gain from CDU | Majority | 18,967 | 11.8 | | | | |

### 2017 election

Federal election (2017): Delmenhorst – Wesermarsch – Oldenburg-Land :
| 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 | % | ±% |
| | CDU | Y Astrid Grotelüschen | Y Astrid Grotelüschen | 57,390 | 34.1 | 5.6 | 56,526 | 33.5 | 5.5 |
| | SPD | Susanne Mittag | Susanne Mittag | 55,326 | 32.9 | 6.5 | 47,622 | 28.2 | 5.9 |
| | FDP | Christian Dürr | Christian Dürr | 15,208 | 9.0 | 5.8 | 17,076 | 10.1 | 5.1 |
| | AfD | Herbert Sobierei | Herbert Sobierei | 15,122 | 9.0 | 5.7 | 16,392 | 9.7 | 5.8 |
| | Greens | Christina-Johanne Schröder | Christina-Johanne Schröder | 12,933 | 7.7 | 1.6 | 13,525 | 8.0 | 0.1 |
| | Left | Manuel Paschke | Manuel Paschke | 10,262 | 6.1 | 1.6 | 11,567 | 6.9 | 1.4 |
| | FW | Johann Holsten | Johann Holsten | 1,987 | 1.2 | 0.4 | 1,094 | 0.6 | 0.0 |
| | Tierschutzpartei | | | | | | 1,498 | 0.9 | 0.0 |
| | PARTEI | | | | | | 1,302 | 0.8 | |
| | Pirates | | | | | | 605 | 0.4 | 1.2 |
| | The Homeland | | | | | | 449 | 0.3 | 0.7 |
| | DM | | | | | | 308 | 0.2 | |
| | BGE | | | | | | 235 | 0.1 | |
| | V-Partei³ | | | | | | 227 | 0.1 | |
| | DiB | | | | | | 157 | 0.1 | |
| | ÖDP | | | | | | 154 | 0.1 | |
| | MLPD | | | | | | 46 | 0.0 | 0.0 |
| | DKP | | | | | | 36 | 0.0 | |
| Informal votes | Informal votes | Informal votes | Informal votes | 1,966 | | | 1,375 | | |
| Total valid votes | Total valid votes | Total valid votes | Total valid votes | 168,228 | | | 168,819 | | |
| Turnout | Turnout | Turnout | Turnout | 170,194 | 74.7 | 3.3 | | | |
| | CDU hold | CDU hold | Majority | 2,064 | 1.2 | 0.9 | | | |

### 2013 election

Federal election (2013): Delmenhorst – Wesermarsch – Oldenburg-Land :
| 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 | % | ±% |
| | CDU | Y Astrid Grotelüschen | Y Astrid Grotelüschen | 63,832 | 39.7 | 4.5 | 62,620 | 38.9 | 7.8 |
| | SPD | Susanne Mittag | Susanne Mittag | 63,256 | 39.4 | 4.7 | 54,848 | 34.1 | 5.4 |
| | Greens | Dragos Pancescu | Dragos Pancescu | 9,784 | 6.1 | 3.0 | 13,059 | 8.1 | 2.4 |
| | Left | Thomas Bartsch | Thomas Bartsch | 7,273 | 4.5 | 4.1 | 8,814 | 5.5 | 4.5 |
| | AfD | Christian Pothin | Christian Pothin | 5,292 | 3.3 | | 6,359 | 4.0 | |
| | FDP | Angelika Brunkhorst | Angelika Brunkhorst | 5,263 | 3.3 | 6.9 | 8,035 | 5.0 | 9.5 |
| | Pirates | Andreas Neugebauer | Andreas Neugebauer | 2,747 | 1.7 | | 2,577 | 1.6 | 0.2 |
| | The Homeland | Dennis Dormuth | Dennis Dormuth | 1,655 | 1.0 | 0.4 | 1,612 | 1.0 | 0.3 |
| | Tierschutzpartei | | | | | | 1,390 | 0.9 | 0.1 |
| | FW | Arnold Hansen | Arnold Hansen | 1,299 | 0.8 | | 1,072 | 0.7 | |
| | RRP | Harry Kowitz | Harry Kowitz | 238 | 0.1 | 0.6 | | | |
| | PRO | | | | | | 183 | 0.1 | |
| | REP | | | | | | 97 | 0.1 | |
| | PBC | | | | | | 80 | 0.0 | |
| | MLPD | | | | | | 41 | 0.0 | 0.0 |
| Informal votes | Informal votes | Informal votes | Informal votes | 2,059 | | | 1,911 | | |
| Total valid votes | Total valid votes | Total valid votes | Total valid votes | 160,639 | | | 160,787 | | |
| Turnout | Turnout | Turnout | Turnout | 162,698 | 71.4 | 0.1 | | | |
| | CDU hold | CDU hold | Majority | 576 | 0.3 | 0.3 | | | |

### 2009 election

Federal election (2009): Delmenhorst – Wesermarsch – Oldenburg-Land :
| 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 | % | ±% |
| | CDU | Astrid Grotelüschen | Astrid Grotelüschen | 56,273 | 35.3 | 0.9 | 49,810 | 31.2 | 2.4 |
| | SPD | N Holger Ortel | N Holger Ortel | 55,374 | 34.7 | 15.4 | 45,895 | 28.7 | 17.5 |
| | FDP | Angelika Brunkhorst | Angelika Brunkhorst | 16,163 | 10.1 | 5.1 | 23,109 | 14.5 | 4.1 |
| | Greens | Werner Köhler | Werner Köhler | 14,446 | 9.1 | 4.3 | 16,731 | 10.5 | 3.3 |
| | Left | Edgar di Benedetto | Edgar di Benedetto | 13,751 | 8.6 | 4.6 | 15,906 | 10.0 | 5.1 |
| | Pirates | | | | | | 2,879 | 1.8 | |
| | The Homeland | Florian Cordes | Florian Cordes | 2,346 | 1.5 | 0.2 | 2,009 | 1.3 | 0.0 |
| | Tierschutzpartei | | | | | | 1,519 | 1.0 | 0.3 |
| | RRP | Brigitte Ottilie Kaiser | Brigitte Ottilie Kaiser | 1,261 | 0.8 | | 1,506 | 0.9 | |
| | ÖDP | | | | | | 179 | 0.1 | |
| | DVU | | | | | | 171 | 0.1 | |
| | MLPD | | | | | | 49 | 0.0 | 0.0 |
| Informal votes | Informal votes | Informal votes | Informal votes | 1,970 | | | 1,821 | | |
| Total valid votes | Total valid votes | Total valid votes | Total valid votes | 159,614 | | | 159,763 | | |
| Turnout | Turnout | Turnout | Turnout | 161,584 | 71.4 | 6.7 | | | |
| | CDU gain from SPD | CDU gain from SPD | Majority | 899 | 0.6 | | | | |