Aujon
The Aujon, with a wash house, at Longchamp-sur-Aujon.
Location
Country	France
Physical characteristics
Source
• location	Perrogney-les-Fontaines
• coordinates	47°48′50″N 05°10′46″E / 47.81389°N 5.17944°E / 47.81389; 5.17944
• elevation	430 m (1,410 ft)
Mouth
• location	Aube
• coordinates	48°09′20″N 04°47′50″E / 48.15556°N 4.79722°E / 48.15556; 4.79722
• elevation	185 m (607 ft)
Length	68 km (42 mi)
Basin size	480 km2 (190 sq mi)
Discharge
• average	6.45 m3/s (228 cu ft/s)
Basin features
Progression	Aube→ Seine→ English Channel

The Aujon (French pronunciation: [oʒɔ̃]) is a 68 km (42 mi) long river in the Haute-Marne and Aube departments in northeastern France.^[1] Its source is at Perrogney-les-Fontaines. It flows generally northwest. It is a right tributary of the Aube into which it flows at Longchamp-sur-Aujon.

This list is ordered from source to mouth:

• Haute-Marne: Perrogney-les-Fontaines, Auberive, Rochetaillée, Vauxbons, Saint-Loup-sur-Aujon, Giey-sur-Aujon, Arc-en-Barrois, Cour-l'Évêque, Coupray, Châteauvillain, Pont-la-Ville, Orges, Cirfontaines-en-Azois, Aizanville, Maranville, Rennepont,
• Aube: Longchamp-sur-Aujon,

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