Colagne

{{Infobox river

| name = Colagne

| image = Colagne.JPG

| image_caption = The Colagne at Marvejols

| pushpin_map = France#France Occitanie

| source1_location = Arzenc-de-Randon

| source1_coordinates= {{coord|44|38|40|N|03|35|39|E}}

| mouth_location = Lot

| mouth_coordinates = {{coord|44|29|25|N|03|14|44|E|display=inline,title}}

| progression = {{RLot}}

| subdivision_type1 = Country

| subdivision_name1 = France

| length = {{convert|58.4|km|mi|abbr=on}}

| source1_elevation = {{convert|1380|m|ft|abbr=on}}

| mouth_elevation = {{convert|590|m|ft|abbr=on}}

| discharge1_avg = {{convert|5.08|m3/s|cuft/s|abbr=on}}

| basin_size = {{convert|456|km2|sqmi|abbr=on}}

}}

The Colagne ({{IPA|fr|kɔlaɲ}}) is a {{convert|58.4|km|mi|adj=on}} long river in the Lozère département, southeastern France.{{sandre|id=O71-0400|nom=La Colagne}} Its source is in Arzenc-de-Randon. It flows generally southwest. It is a right tributary of the Lot into which it flows between Saint-Bonnet-de-Chirac and Le Monastier-Pin-Moriès.