Petit Morin

{{short description|River in France}}

{{Infobox river

| name = Petit Morin

| image =

| image_caption =

| map = Petitt Morin.png

| map_caption = Path of the Petit Morin [http://u.osmfr.org/m/372692/]

| source1_location = Champagne

| mouth_location = Marne

| mouth_coordinates = {{coord|48|56|38|N|3|7|20|E|format=dms|display=inline,title}}

| progression = {{RMarne}}

| subdivision_type1 = Country

| subdivision_name1 = France

| length = {{convert|86|km|abbr=on}}

| source1_elevation =

| discharge1_avg =

| basin_size =

}}

The Petit Morin ({{IPA|fr|pəti mɔʁɛ̃}}, literally Little Morin) is an {{convert|86|km|mi|abbr=on|adj=mid|-long}} river in France, a left tributary of the Marne.{{sandre|id=F62-0400|nom=Le Petit Morin}} Its source is in the commune Val-des-Marais. Its course crosses the departments of Marne, Aisne and Seine-et-Marne. It flows westwards through the towns of Montmirail, Villeneuve-sur-Bellot, Saint-Cyr-sur-Morin and Jouarre, finally flowing into the Marne in La Ferté-sous-Jouarre.