Oyonnax Rugby (French pronunciation: [ɔjɔna ʁyɡbi]) is a French professional rugby union club based in Oyonnax and competing in the Pro D2.

Founded in 1949 and located in the Ain montainous department, the club plays its home matches at the 11,400-capacity Stade Charles-Mathon, the highest stadium in the league at 532 metres (1,745 ft) and wears black and red jerseys.

Oyonnax played in the regional leagues until 1967 when they joined the First Division (64 clubs).

[1][2] The Oyonnax squad for the 2023–24 season is:[3][4] Note: Flags indicate national union under World Rugby eligibility rules.

Note: Flags indicate national union under World Rugby eligibility rules.