The Aiguille du Dru (also the Dru or the Drus; French, Les Drus) is a mountain in the Mont Blanc massif in the French Alps. It is situated to the east of the village of Les Praz in the Chamonix valley. "Aiguille" means "needle" in French.

The mountain's highest summit is:

Another, slightly lower sub-summit is:

The two summits are on the west ridge of the Aiguille Verte (4,122 m) and are connected to each other by the Brèche du Dru (3,697 m). The north face of the Petit Dru is considered one of the six great north faces of the Alps.

The southwest "Bonatti Pillar" and its eponymous climbing route were destroyed in a 2005 rock fall.