Clos du Roy is an estate in Saillans in the Fronsadais on the right bank of the Bordeaux region. It produces red wine under the Fronsac AOC.

Owner: Roy-Barreau family. They also own Château Roc Meynard in Villegouge in the Bordeaux AOC. Philippe Hermouet runs Clos du Roy, an agronomist who married into the owning family.

Vineyards: 5ha.