Rigney is a commune in the Doubs department in the Bourgogne-Franche-Comté region in eastern France. Its hamlet La Roche-sur-l'Ognon is …Rigney is a commune in the Doubs department in the Bourgogne-Franche-Comté region in eastern France. Its hamlet La Roche-sur-l'Ognon is also the most likely place of origin of the first ducal family of the Duchy of Athens, the de la Roche family.