1950–51 French Rugby Union Championship

The 1950-51 French Rugby Union Championship of first division was contested by 48 teams divided into eight pools of six. Twenty-four teams qualified to play a second phase with eight pools of three clubs. The first of each pool were qualified to play in the quarterfinals. The championship was won by , which beat Stadoceste in the final. It was the only title won by Carmaux.

1950–51 French Rugby Union Championship

The 1950-51 French Rugby Union Championship of first division was contested by 48 teams divided into eight pools of six. Twenty-four teams qualified to play a second phase with eight pools of three clubs. The first of each pool were qualified to play in the quarterfinals. The championship was won by , which beat Stadoceste in the final. It was the only title won by Carmaux.