The 1949-50 French Rugby Union Championship was contested by 48 teams divided en 8 pools, 32 teams were qualified to play the play-offs
The Championship was won by Castres that beat Racing Paris in the final.
The 1950 Five Nations Championship was won by Wales, France was classified third.
The "Coupe de France" was won by Lourdes that beat the AS Biterroise Cheminots in the final.
In bold the clubs qualified for second round.
In bold the clubs qualified for the quarter of finals.
Quarter of finals
In bold the clubs qualified for the semifinals.
||Castres - Racing
||16 April 1950
||Stade des Ponts Jumeaux, Toulouse
||Clément Fité, André Alary, Jacques Larzabal, Georges Amen, Jean Pierre-Antoine, René Coll, Jean Matheu-Cambas, Victor Lâchât, André Chanfreau, Albert Torrens, Armand Balent, Robert Espanol, Jacques Siman, Maurice Siman, Joseph Moreno
||Michel Fontvielle, Jean Benetière, Jean Lhospital, Christian Guilbert, François Varenne, Pierre Salles-Robis, Jean-Claude Bourrier, Louis Pardas, Gérard Dufau, Louis Dionnet, Fernand Cazenave, Francis Desclaux, Pierre Jeanjean, Alain Porthault, Pierre Dizabo
||5 tries Matheu-Cambas (3), Balent and Espanol, 1 conversion Pierre-Antoine
||2 tries Porthault, 1 conversion Desclaux