The LNB Pro B Leaders Cup is a professional national basketball cup competition that is played in a given LNB Pro B (French 2nd Division) season.

The trophy is the second tier level of its type in France, being one tier blow the LNB Pro A Leaders Cup, in which teams from the LNB Pro A (French 1st Division) compete.

The Pro B Leaders Cup was introduced in 2015, in order to give Pro B teams more to play for in a given season.

After that, teams play in a knock-out system, with double legs in the quarterfinals and semifinals.

The final is played at a neutral venue.