Ognon

Ognon may refer to:


 * Rivers in France
 * Ognon (Franche-Comté) in Franche-Comté, tributary of the Saône
 * Ognon (Loire-Atlantique) in Loire-Atlantique
 * Ognon, which becomes the Ornain after its confluence with the Maldite


 * Others
 * Ognon, Oise, commune in France
 * "Oignon" and (since the 1990 orthographic reform) "ognon" are the French language words for onion.