1983–84 French Rugby Union Championship

The 1983–84 French Rugby Union Championship was won by Béziers beating Agen in the final.

Formula
Forty clubs divide into five pools of eight.

Ten teams (the first two of each pool) are admitted directly into the "last 16" round,

The 3rd and 4th of each pool and the better two classified as 5th, play a barrage.

Qualification round
The teams are listed as the ranking, in bold the teams admitted directly to "last 16" round.

Barrage
In bold the clubs qualified for the next round

"Last 16"
In bold the clubs qualified for the next round.

Quarter of finals
In bold the clubs qualified for the next round