The Rio Negro () is a river of Colombia. It is a tributary of the Magdalena RiverThomas, Joseph (editor) (1902) Lippincott's gazetteer of the world: A complete pronouncing gazetteer or geographical dictionary of the world Lippincott, Philadelphia, Pennsylvania, volume 2, page 1884, which drains into the Caribbean Sea.
See also List of rivers of Colombia
Notes
References Rand McNally, The New International Atlas, 1993.