Maurice Jules Marie Collignon (9 June 1893, Saint-Malo – 21 October 1978, Moirans) was a French geologist and paleontologist, who is best known for his research of Cretaceous period ammonites from Madagascar.
A career military officer, in 1914 he received his diploma from the military academy at Saint-Cyr, then spent the next 36 years associated with the French armed services.
In the meantime he conducted geological and paleontological research; as early as 1928 he was providing descriptions of ammonite fauna from Madagascar.
In 1950 he retired from military service with the rank of major general.