# Ille-et-Vilaine's 1st constituency

The 1st constituency of Ille-et-Vilaine is a French legislative constituency in the Ille-et-Vilaine département. Like the other 576 French constituencies, it elects one MP using the two-round system, with a run-off if no candidate receives over 50% of the vote in the first round.

## Deputies

| Election | Election | Member | Party |
| | 1958 | Henri Fréville | MRP |
| | 1962 | Henri Fréville | MRP |
| | 1967 | Henri Fréville | MRP |
| | 1968 | Jacques Cressard [fr] | UDR |
| | 1973 | Jacques Cressard [fr] | UDR |
| | 1978 | Jacques Cressard [fr] | RPR |
| | 1981 | Edmond Hervé | PS |
| 1986 | 1986 | Proportional representation - no election by constituency | Proportional representation - no election by constituency |
| | 1988 | Jean-Michel Boucheron | PS |
| | 1993 | Jean-Michel Boucheron | PS |
| | 1997 | Jean-Michel Boucheron | PS |
| | 2002 | Jean-Michel Boucheron | PS |
| | 2007 | Jean-Michel Boucheron | PS |
| | 2012 | Marie-Anne Chapdelaine | PS |
| | 2017 | Mostapha Laabid | LREM |
| | 2022 | Frédéric Mathieu | LFI |
| | 2024 | Frédéric Mathieu | LFI |

## Election results
### 2024

| Candidate | Candidate | Party | Alliance | First round | First round | First round | Second round | Second round | Second round |
| Candidate | Candidate | Party | Alliance | Votes | % | +/– | Votes | % | +/– |
| | Marie Mesmeur | LFI | NFP | 28,467 | 42.31 | +3.04 | 30,190 | 45.66 | |
| | Nicolas Boucher | REN | Ensemble | 21,453 | 31.88 | -0.79 | 24,181 | 36.57 | |
| | Jeanne Rey du Boissieu | RN | | 11,878 | 17.65 | +8.09 | 11,754 | 17.78 | |
| | Joëlle Le Gall | LR | UDC | 3,372 | 5.01 | new | | | |
| | Sébastien Girard | REG | | 887 | 1.32 | +0.76 | | | |
| | Valérie Hamon | LO | | 875 | 1.30 | +0.28 | | | |
| | Rosa Vasquez | DVG | | 347 | 0.52 | new | | | |
| | Frédéric Mathieu | LFI | diss. | 8 | 0.01 | new | | | |
| Votes | Votes | Votes | Votes | 67,287 | 100.00 | | | 100.00 | |
| Valid votes | Valid votes | Valid votes | Valid votes | 67,287 | 97.75 | -0.06 | 66,125 | 97.57 | |
| Blank votes | Blank votes | Blank votes | Blank votes | 1,089 | 1.58 | +0.04 | 1,216 | 1.79 | |
| Null votes | Null votes | Null votes | Null votes | 458 | 0.67 | +0.03 | 431 | 0.64 | |
| Turnout | Turnout | Turnout | Turnout | 6,883 | 72.97 | +19.44 | 67,772 | 71.82 | |
| Abstentions | Abstentions | Abstentions | Abstentions | 25,504 | 27.03 | -19.44 | 26,594 | 28.18 | |
| Registered voters | Registered voters | Registered voters | Registered voters | 94,338 | | | 94,366 | | |
| Source: ||||||||||
| Result | Result | Result | Result | LFI HOLD | LFI HOLD | LFI HOLD | LFI HOLD | LFI HOLD | LFI HOLD |
Frédéric Mathieu stood for election as a dissident member of LFI, without the endorsement of NFP.

### 2022

Legislative Election 2022: Ille-et-Vilaine's 1st constituency :
| Party | Party | Candidate | Votes | % | ±% |
| | LFI (NUPÉS) | Frédéric Mathieu | 19,220 | 39.27 | +4.57 |
| | LREM (Ensemble) | Hind Saoud | 15,992 | 32.67 | -2.03 |
| | RN | Nadine Desprez | 4,679 | 9.56 | +3.51 |
| | DVE | Yannick Le Moing | 2,470 | 5.05 | N/A |
| | UDI (UDC) | Jean-Bruno Barguil | 1,902 | 3.89 | −11.79 |
| | REC | Laurent Siegward | 1,184 | 2.42 | N/A |
| | UDB | Jean-François Monnier | 1,032 | 2.11 | N/A |
| | Others | N/A | 2,469 | 5.04 | |
| Turnout | Turnout | Turnout | 48,948 | 53.53 | −0.67 |
| 2nd round result ||||||
| | LFI (NUPÉS) | Frédéric Mathieu | 25,205 | 52.62 | N/A |
| | LREM (Ensemble) | Hind Saoud | 22,691 | 47.38 | −11.49 |
| Turnout | Turnout | Turnout | 47,896 | 54.20 | +11.80 |
| | LFI gain from LREM | LFI gain from LREM | LFI gain from LREM | LFI gain from LREM | LFI gain from LREM |

### 2017

| Candidate | Candidate | Label | First round | First round | Second round | Second round |
| Candidate | Candidate | Label | Votes | % | Votes | % |
| | Mostapha Laabid | REM | 16,583 | 34.70 | 19,346 | 58.87 |
| | Grégoire Le Blond | UDI | 7,494 | 15.68 | 13,519 | 41.13 |
| | Marie-Anne Chapdelaine | PS | 6,854 | 14.34 | | |
| | Patrick Bergogné | FI | 6,207 | 12.99 | | |
| | Émeric Salmon | FN | 2,892 | 6.05 | | |
| | Didier Chapellon | ECO | 2,752 | 5.76 | | |
| | Charlotte Marchandise | DIV | 1,059 | 2.22 | | |
| | Michel Demolder | PCF | 771 | 1.61 | | |
| | Denis Vernier | DVD | 616 | 1.29 | | |
| | Luc Melot | ECO | 550 | 1.15 | | |
| | Philippe Salmon | DVG | 435 | 0.91 | | |
| | Adeline Chantoiseau | DIV | 393 | 0.82 | | |
| | Delphine Ruaux | REG | 352 | 0.74 | | |
| | Valérie Hamon | EXG | 312 | 0.65 | | |
| | Sébastien Girard | ECO | 241 | 0.50 | | |
| | Pierre-François Bazin | ECO | 225 | 0.47 | | |
| | Erdogan Aktas | DIV | 55 | 0.12 | | |
| Votes | Votes | Votes | 47,791 | 100.00 | 32,865 | 100.00 |
| Valid votes | Valid votes | Valid votes | 47,791 | 98.32 | 32,865 | 86.43 |
| Blank votes | Blank votes | Blank votes | 573 | 1.18 | 4,085 | 10.74 |
| Null votes | Null votes | Null votes | 245 | 0.50 | 1,074 | 2.82 |
| Turnout | Turnout | Turnout | 48,609 | 54.20 | 38,024 | 42.40 |
| Abstentions | Abstentions | Abstentions | 41,080 | 45.80 | 51,664 | 57.60 |
| Registered voters | Registered voters | Registered voters | 89,689 | | 89,688 | |
| Source: Ministry of the Interior |||||||

### 2012

2012 legislative election in Ille-Et-Vilaine's 1st constituency :
| Candidate | Candidate | Party | First round | First round | Second round | Second round |
| Candidate | Candidate | Party | Votes | % | Votes | % |
| | Marie-Anne Chapdelaine | PS | 17,168 | 35.13% | 30,565 | 66.63% |
| | Grégoire Le Blond | AC | 10,126 | 20.72% | 15,307 | 33.37% |
| | Jean-Michel Boucheron | PS dissident | 8,670 | 17.74% | | |
| | Geneviève Quillet | FN | 3,711 | 7.59% | | |
| | Solène Raude | EELV | 3,515 | 7.19% | | |
| | Eric Berroche | FG | 1,951 | 3.99% | | |
| | Karin Leroux | NC | 1,103 | 2.26% | | |
| | Etch Kalala | | 638 | 1.31% | | |
| | Sigrid Belin | ?? | 465 | 0.95% | | |
| | Laurence Dubois | PR | 417 | 0.85% | | |
| | Léa Soulard | NPA | 416 | 0.85% | | |
| | Christophe Daniou | JB (BNAFET) | 294 | 0.60% | | |
| | Valérie Hamon | LO | 256 | 0.52% | | |
| | Alexandre Noury | SP | 133 | 0.27% | | |
| Valid votes | Valid votes | Valid votes | 48,863 | 98.47% | 45,872 | 97.25% |
| Spoilt and null votes | Spoilt and null votes | Spoilt and null votes | 757 | 1.53% | 1,295 | 2.75% |
| Votes cast / turnout | Votes cast / turnout | Votes cast / turnout | 49,620 | 56.96% | 47,167 | 54.15% |
| Abstentions | Abstentions | Abstentions | 37,490 | 43.04% | 39,943 | 45.85% |
| Registered voters | Registered voters | Registered voters | 87,110 | 100.00% | 87,110 | 100.00% |

### 2007

Legislative Election 2007: Ille-et-Vilaine's 1st constituency :
| Party | Party | Candidate | Votes | % | ±% |
| | PS | Jean-Michel Boucheron | 18,668 | 42.88 | −0.49 |
| | UMP | Marie Louis | 9,359 | 21.50 | +3.68 |
| | MoDem | Gregoire Le Blond | 4,979 | 11.44 | N/A |
| | DVD | Tannick Le Moing | 3,250 | 7.47 | N/A |
| | LV | Mélanie Le Verger | 2,259 | 5.19 | −0.54 |
| | PCF | Eric Berroche | 1,460 | 3.35 | +0.34 |
| | FN | Joelle Le Guillou | 887 | 2.04 | −2.51 |
| | Others | N/A | 2,672 | - | − |
| Turnout | Turnout | Turnout | 44,089 | 59.27 | −2.34 |
| 2nd round result ||||||
| | PS | Jean-Michel Boucheron | 26,541 | 65.49 | +3.34 |
| | UMP | Marie Louis | 13,988 | 34.51 | −3.34 |
| Turnout | Turnout | Turnout | 41,693 | 55.97 | −1.25 |
| | PS hold | PS hold | PS hold | PS hold | PS hold |

### 2002

Legislative Election 2002: Ille-et-Vilaine's 1st constituency :
| Party | Party | Candidate | Votes | % | ±% |
| | PS | Jean-Michel Boucheron | 18,935 | 43.37 | +4.52 |
| | UMP | Sophie Simon | 7,779 | 17.82 | N/A |
| | UDF | Grégoire Le Blond | 3,704 | 8.48 | −16.86 |
| | MPF | Patrick Le Moing | 3,318 | 7.60 | N/A |
| | LV | Daniel Salmon | 2,501 | 5.73 | +1.02 |
| | FN | Brigitte Neveux | 1,985 | 4.55 | −2.64 |
| | PCF | Christian Benoist | 1,313 | 3.01 | −4.73 |
| | DVG | Patrick Mainguené | 1,112 | 2.55 | N/A |
| | Others | N/A | 3,011 | - | − |
| Turnout | Turnout | Turnout | 44,299 | 61.61 | −0.90 |
| 2nd round result ||||||
| | PS | Jean-Michel Boucheron | 24,863 | 62.15 | −1.23 |
| | UMP | Sophie Simon | 15,139 | 37.85 | N/A |
| Turnout | Turnout | Turnout | 41,140 | 57.22 | −8.87 |
| | PS hold | PS hold | PS hold | PS hold | PS hold |

### 1997

Legislative Election 1997: Ille-et-Vilaine's 1st constituency :
| Party | Party | Candidate | Votes | % | ±% |
| | PS | Jean-Michel Boucheron | 16,041 | 38.85 | |
| | PPDF (UDF) | Jean-Pierre Dragorn | 10,462 | 25.34 | |
| | PCF | Christian Benoist | 3,196 | 7.74 | |
| | FN | Pierre Maugendre | 2,969 | 7.19 | |
| | LV | Jean-Louis Merrien | 1,946 | 4.71 | |
| | LO | Josette Grimaud | 1,728 | 4.18 | |
| | DVE | Pascale Loget | 1,346 | 3.26 | |
| | Others | N/A | 3,606 | - | |
| Turnout | Turnout | Turnout | 43,004 | 62.51 | |
| 2nd round result ||||||
| | PS | Jean-Michel Boucheron | 27,473 | 63.38 | |
| | PPDF (UDF) | Jean-Pierre Dragorn | 15,874 | 36.62 | |
| Turnout | Turnout | Turnout | 45,459 | 66.09 | |
| | PS hold | PS hold | PS hold | PS hold | PS hold |

### 1993

Legislative Election 1993: Ille-et-Vilaine 1st - 2nd round :
| Party | Party | Candidate | Votes | % |
| | PS | Jean-Michel Boucheron | 22,131 | 52.91 |
| | UDF | Jean-Pierre Dagorn | 19,696 | 47.09 |
| Turnout | Turnout | Turnout | 44,389 | 67.87 |
| | PS hold | PS hold | Swing | |

### 1988

Legislative Election 1988: Ille-et-Vilaine 1st :
| Party | Party | Candidate | Votes | % |
| | PS | Jean-Michel Boucheron | 18,974 | 50.70 |
| | UDF | Jean-Pierre Dagorn | 11,853 | 31.67 |
| | PCF | Christian Benoist | 2,803 | 7.49 |
| | FN | H. Sachot | 2,071 | 1.66 |
| | DVG | Anne-Marie Daniel | 1,234 | 3.30 |
| | DVG | H. Fournier | 2,071 | 5.53 |
| Turnout | Turnout | Turnout | 98,457 | 73.75 |
| | PS hold | PS hold | Swing | |