This is a list of player transfers involving Top 14 teams before or during the 2017–18 season. The list is of deals that are confirmed and are either from or to a rugby union team in the Top 14 during the 2016–17 season. On 20 May 2017, Oyonnax and Agen are promoted in to the Top 14 for the 2017–18 season, with Bayonne and Grenoble demoted to the Pro D2[1] It is not unknown for confirmed deals to be cancelled at a later date.
See main article: SU Agen Lot-et-Garonne.
See main article: Union Bordeaux Bègles.
See main article: CA Brive.
See main article: Castres Olympique.
See main article: ASM Clermont Auvergne.
See main article: Stade Rochelais.
See main article: Lyon OU.
See main article: Montpellier Hérault Rugby.
See main article: Oyonnax Rugby.
See main article: Section Paloise.
See main article: Racing 92.
See main article: Stade Français.
See main article: RC Toulonnais.
See main article: Stade Toulousain.