![]() | You can help expand this article with text translated from the corresponding article in French. (March 2025)Click [show] for important translation instructions.
|
By-elections to the French National Assembly are held within three months after the invalidation of the election or resignation of a deputy. These by-elections were held during the 17th legislature of the French Fifth Republic.
# | Outgoing MP | Party | End date of mandate | Constituency | Dates of the new election | Elected or re-elected MP | Party | Reason | ||
---|---|---|---|---|---|---|---|---|---|---|
1 | Flavien Termet | RN | 5 October 2024 | Ardennes's 1st constituency | 1 and 8 December 2024 | Lionel Vuibert | Independent | Resignation for health reasons [1] | ||
2 | Hugo Prevost | LFI | 16 October 2024 | Isère's 1st constituency | 12 and 19 January 2025 | Camille Galliard-Minier | RE | Resignation after sexual assault allegations [2] | ||
3 | Stéphane Séjourné | RE | 30 November 2024 [3] | Hauts-de-Seine's 9th constituency | 2 and 9 February 2025 | Élisabeth de Maistre | LR | Nominated to the European Commission | ||
4 | Marie-Christine Dalloz | LR | 13 February 2025 | Jura's 2nd constituency | 30 March and 6 April 2025 [4] | Marie-Christine Dalloz | LR | Cancellation following the presence of a candidate under guardianship in the second round [5] | ||
5 | Arnaud Sanvert | RN | 7 March 2025 | Saône-et-Loire's 5th constituency | 18 and 25 May 2025 | Sébastien Martin | DVD | Cancellation due to irregularities in the first round | ||
6 | Jean Laussucq | RE | 11 July 2025 | Paris's 2nd constituency | 21 and 28 September 2025 | Cancellation due to accounting irregularities during his campaign and declared ineligible [6] | ||||
7 | Brigitte Barèges | UDR | 11 July 2025 | Tarn-et-Garonne's 1st constituency | 5 and 12 October 2025 | Cancellation due to accounting irregularities during her campaign and declared ineligible [6] | ||||
8 | Stéphane Vojetta | Independent | 11 July 2025 | Fifth French legislative constituency for citizens abroad | 28 September and 12 October 2025 | Cancellation due to accounting irregularities during his campaign and declared ineligible [6] |