# Ain's 4th constituency

The 4th constituency of the Ain is a French legislative constituency in the Ain département.

## Members elected

| Election | Member | Party |
| 1988 | Michel Voisin | UDF |
| 1993 | Michel Voisin | UDF |
| 1997 | Michel Voisin | UDF |
| 2002 | Michel Voisin | UMP |
| 2007 | Michel Voisin | UMP |
| 2012 | Michel Voisin | UMP |
| 2017 | Stéphane Trompille | LREM |
| 2022 | Jérôme Buisson | RN |
| 2024 | Jérôme Buisson | RN |

## 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 | % | +/– |
| | Jérôme Buisson | RN | | 30,221 | 46.01 | +21.19 | 33,186 | 51.35 | |
| | Christophe Coquelet | HOR | ENS | 14,367 | 21.87 | +5.53 | 31,437 | 48.65 | |
| | Charline Liotier | LÉ | NFP | 13,113 | 19.96 | +2.58 | WITHDREW | WITHDREW | WITHDREW |
| | Guy Billoudet | LR | | 7,179 | 10.93 | -5.14 | | | |
| | Sylvain Cousson | LO | | 706 | 1.07 | +0.39 | | | |
| | Jérémy Nicaud | DIV | | 85 | 0.13 | N/A | | | |
| | Yannick Bresson | DIV | | 17 | 0.03 | N/A | | | |
| Valid votes | Valid votes | Valid votes | Valid votes | 53,720 | 97.74 | -0.39 | | | |
| Blank votes | Blank votes | Blank votes | Blank votes | 860 | 1.56 | +0.16 | | | |
| Null votes | Null votes | Null votes | Null votes | 381 | 0.69 | +0.23 | | | |
| Turnout | Turnout | Turnout | Turnout | 54,961 | 65.33 | +17.24 | | | |
| Abstentions | Abstentions | Abstentions | Abstentions | 29,169 | 34.67 | -17.24 | | | |
| Registered voters | Registered voters | Registered voters | Registered voters | 84,130 | | | | | |
| Source: Ministry of the Interior, Le Monde ||||||||||
| Result | Result | Result | Result | Result | Result | Result | RN HOLD | RN HOLD | RN HOLD | RN HOLD | RN HOLD | RN HOLD | RN HOLD |

### 2022

| Candidate | Candidate | Party | Alliance | First round | First round | Second round | Second round |
| Candidate | Candidate | Party | Alliance | Votes | % | Votes | % |
| | Jérôme Buisson | RN | | 11,116 | 24.82 | 22,601 | 62.27 |
| | Philippe Lerda | LFI | NUPES | 7,786 | 17.38 | 13,696 | 37.73 |
| | Isabelle Seguin | LREM | Ensemble | 7,317 | 16.34 | | |
| | Aurane Reihanian | LR | UDC | 7,198 | 16.07 | | |
| | Stéphane Trompille* | DVC | diss. | 4,211 | 9.40 | | |
| | Benoît De Boysson | REC | | 2,506 | 5.59 | | |
| | Ali Benmedjahed | PRG | | 2,215 | 4.95 | | |
| | Nicolas Favre | PA | | 1,119 | 2.50 | | |
| | Annick Veillerot | DLF | DSV | 562 | 1.25 | | |
| | Sacha Forca | LMR | | 443 | 0.99 | | |
| | Sylvain Cousson | LO | | 308 | 0.69 | | |
| | Alban Defrasne | PP | | 11 | 0.02 | | |
| Valid votes | Valid votes | Valid votes | Valid votes | 44,792 | 98.14 | 36,297 | 84.02 |
| Blank votes | Blank votes | Blank votes | Blank votes | 638 | 1.40 | 5,481 | 12.69 |
| Null votes | Null votes | Null votes | Null votes | 209 | 0.46 | 1,423 | 3.29 |
| Turnout | Turnout | Turnout | Turnout | 45,639 | 48.09 | 43,201 | 45.52 |
| Abstentions | Abstentions | Abstentions | Abstentions | 49,258 | 51.91 | 51,702 | 54.48 |
| Registered voters | Registered voters | Registered voters | Registered voters | 94,897 | | 94,903 | |
| Source: ||||||||
| Result | Result | Result | Result | RN GAIN FROM LREM | RN GAIN FROM LREM | RN GAIN FROM LREM | RN GAIN FROM LREM |
* Incumbent Stéphane Trompille ran as a dissident member of La République En Marche! without the support of the Ensemble Citoyens coalition.

### 2017

| Candidate | Candidate | Label | First round | First round | Second round | Second round |
| Candidate | Candidate | Label | Votes | % | Votes | % |
| | Stéphane Trompille | LREM | 15,492 | 36.00 | 22,532 | 64.50 |
| | Blanche Chaussat | FN | 7,964 | 18.51 | 12,404 | 35.50 |
| | Guy Billoudet | LR | 7,178 | 16.68 | | |
| | Line Huguet | FI | 3,426 | 7.96 | | |
| | Muriel Luga-Giraud | UDI | 3,164 | 7.35 | | |
| | Sylviane Chêne | PRG | 2,025 | 4.71 | | |
| | Anne Partensky-Leibman | ECO | 1,391 | 3.23 | | |
| | Annick Veillerot | DLF | 860 | 2.00 | | |
| | Olivia Symniacos | DIV | 459 | 1.07 | | |
| | Catherine Lattard | PCF | 348 | 0.81 | | |
| | Yves Antoinette | DIV | 232 | 0.54 | | |
| | Thierry Loubignes | DIV | 199 | 0.46 | | |
| | Electre Dracos | EXG | 198 | 0.46 | | |
| | Xavier Adam | DIV | 97 | 0.23 | | |
| Votes | Votes | Votes | 43,033 | 100.00 | 34,936 | 100.00 |
| Valid votes | Valid votes | Valid votes | 43,033 | 98.33 | 34,936 | 91.21 |
| Blank votes | Blank votes | Blank votes | 521 | 1.19 | 2,670 | 6.97 |
| Null votes | Null votes | Null votes | 211 | 0.48 | 697 | 1.82 |
| Turnout | Turnout | Turnout | 43,765 | 48.96 | 38,303 | 42.85 |
| Abstentions | Abstentions | Abstentions | 45,625 | 51.04 | 51,079 | 57.15 |
| Registered voters | Registered voters | Registered voters | 89,390 | | 89,382 | |
| Source: Ministry of the Interior |||||||

### 2012

Summary of the 10 June and 17 June 2012 French legislative in Ain's 4th Constituency election results :
| Candidate | Candidate | Party | Party | 1st round | 1st round | 2nd round | 2nd round |
| Candidate | Candidate | Party | Party | Votes | % | Votes | % |
| | Michel Voisin | Union for a Popular Movement | UMP | 20,050 | 40.73% | 26,175 | 56.96% |
| | Guillaume Lacroix | Radical Party of the Left | PRG | 15,419 | 31.32% | 19,780 | 43.04% |
| | Corinne Mossire | National Front | FN | 9,390 | 19.07% | | |
| | Daniel Blatrix | Left Front | FG | 1,560 | 3.17% | | |
| | Nicolas Zielinski | The Greens | VEC | 1,521 | 3.09% | | |
| | Michèle Vianes | Miscellaneous Right | DVD | 635 | 1.29% | | |
| | Laurence Mayer | Ecologist | ECO | 300 | 0.61% | | |
| | Jean-François Mortel | Far Left | ExG | 192 | 0.39% | | |
| | Electre Dracos | Far Left | ExG | 163 | 0.33% | | |
| Total | Total | Total | Total | 49,230 | 100% | 45,955 | 100% |
| Registered voters | Registered voters | Registered voters | Registered voters | 84,591 | | 84,589 | |
| Blank/Void ballots | Blank/Void ballots | Blank/Void ballots | Blank/Void ballots | 651 | 1.31% | 1,250 | 2.65% |
| Turnout | Turnout | Turnout | Turnout | 49,881 | 58.97% | 47,205 | 55.81% |
| Abstentions | Abstentions | Abstentions | Abstentions | 34,710 | 41.03% | 37,384 | 44.19% |
| Result | Result | Result | Result | Result | Result | UMP HOLD | UMP HOLD |

### 2007

Legislative Election 2007: Ain 4th :
| Party | Party | Candidate | Votes | % |
| | UMP | Michel Voisin | 33,777 | 53.14 |
| | PS | Christophe Greffet | 12,395 | 19.50 |
| | MoDem | Pierre Cormoreche | 4,895 | 7.70 |
| | FN | Jean-Loup de Lacheisserie | 3,541 | 5.57 |
| | LV | Claude Montessuit | 2,409 | 3.79 |
| | Far left | Catherine Vacle | 2,133 | 3.36 |
| | PCF | Jacqueline Burgat | 1,270 | 2.00 |
| | MPF | Hervé Le Maout | 1,081 | 1.70 |
| | MEI | Christel Michaud | 737 | 1.16 |
| | CPNT | Marie-Françoise Mandras | 716 | 1.13 |
| | LO | Electre Dracos | 608 | 0.96 |
| Turnout | Turnout | Turnout | 63,562 | 58.80 |
| | UMP hold | UMP hold | Swing | |