1899–1900 French Rugby Union Championship

The 1899–1900 French Rugby Union Championship was won by Racing club de France that defeated SBUC in the final.

The winner of the tournament of province was SBUC that won the championship of Garonne, after the F.C. Lyon refused to participate at the final stage. Stade Bordelais beat S.O.E. Toulouse that leave the field contesting the hard play of their opponents.

Teams participating
Was the eight winner of regional championships.
 * Paris: Racing Club de France
 * North-West': Le Havre Athletic Club
 * Centre-West: Vélo Sport Chartrain
 * South West: F.C. Lyon
 * Alps : Stade grenoblois
 * South: Stade Olympien des Étudiants de Toulouse
 * South-West  : Stade Bordelais Université Club
 * Littoral : Olympique de Marseille.