title: Grosne (river)
text: # Grosne (river)
  
  The Grosne (French: la Grosne, French pronunciation: ​) is a 96.7-kilometre (60.1 mi) long river in the Rhône and Saône-et-Loire departments in central eastern France. Its source is near Saint-Bonnet-des-Bruyères. It flows generally north. It is a right tributary of the Saône into which it flows in Marnay. Its largest tributaries are the Guye and the Grison.
  
  ## Departments and communes along its course
  
  This list is ordered from source to mouth:
  
  * Rhône: Saint-Bonnet-des-Bruyères
  * Saône-et-Loire: Saint-Pierre-le-Vieux, Saint-Léger-sous-la-Bussière, Trambly, Montagny-sur-Grosne, Brandon, Clermain, Mazille, Sainte-Cécile, Jalogny, Cluny, Cortambert, Lournand, Massilly, Bray, Taizé, Ameugny, Cormatin, Malay, Savigny-sur-Grosne, Saint-Gengoux-le-National, Sercy, Bresse-sur-Grosne, Santilly, La Chapelle-de-Bragny, Messey-sur-Grosne, Lalheue, Laives, Saint-Ambreuil, Beaumont-sur-Grosne, Saint-Cyr, Varennes-le-Grand, Marnay
  