Bienne (river)

{{Short description|River in eastern France}}

{{Infobox river

| name = Bienne

| image = Saint-Claude - Pont de Pierre -1.JPG

| image_caption = The Bienne at Saint-Claude

| map = Bienne.png

| source1_location =

| source1_coordinates=

| mouth_location = Ain

| mouth_coordinates = {{coord|46.3329|5.6372|format=dms|display=inline,title}}

| progression = {{RAin}}

| subdivision_type1 = Country

| subdivision_name1 = France

| length = {{convert|68.8|km|mi|abbr=on}}

| source1_elevation =

| mouth_elevation =

| discharge1_avg =

| basin_size =

}}

The Bienne ({{IPA|fr|bjɛn}}) is a {{convert|68.8|km|mi|abbr=on}} long river in the Jura and Ain departments of eastern France.{{sandre|id=V24-0400|nom=La Bienne}} Its source is near Prémanon, Jura. It passes through the towns Morez and Saint-Claude. It discharges into the reservoir Lac de Coiselet, which is drained by the Ain, near Dortan.