Céor

{{short description|River in southern France}}

{{Infobox river

| name = Céor

| image =

| image_caption =

| pushpin_map = France#France Occitanie

| source1_location = Salles-Curan

| source1_coordinates= {{coord|44|09|47|N|02|41|42|E}}

| mouth_location = Viaur

| mouth_coordinates = {{coord|44|07|27|N|02|29|29|E|display=inline,title}}

| progression = {{RViaur}}

| subdivision_type1 = Country

| subdivision_name1 = France

| length = {{convert|55.8|km|mi|abbr=on}}

| source1_elevation = {{convert|910|m|ft|abbr=on}}

| mouth_elevation = {{convert|305|m|ft|abbr=on}}

| discharge1_avg = {{convert|4.6|m3/s|cuft/s|abbr=on}}

| basin_size = {{convert|340|km2|sqmi|abbr=on}}

}}

The Céor ({{IPA|fr|seɔʁ}}) is a {{convert|55.8|km|mi|abbr=on}} long river in the Aveyron department in southern France.{{sandre|id=O54-0400|nom=Le Céor}} Its source is at Salles-Curan, {{convert|3.5|km|mi|abbr=on}} southwest of the lac de Pareloup. It flows generally west-southwest. It is a left tributary of the Viaur, into which it flows at Saint-Just-sur-Viaur.