Open Saint-Brieuc

The Saint-Brieuc Challenger (currently known as Open Harmonie mutuelle for sponsorship reasons) is a professional tennis tournament played on indoor hard courts.

It is currently part of the ATP Challenger Tour.

It is held annually in Saint-Brieuc, France, since 2004.

2004 singles runner-up, doubles champion, Belgian Christophe Rochus eventually took the singles title in 2008
Marc Gicquel is one of seven Frenchmen to have won the singles title in the tournament's twelve editions