Saint-Geniez-d'Olt (, literally Saint Geniez of Olt; ) is a former commune in the Aveyron department in southern France. On 1 January 2016, it was merged into the new commune of Saint-Geniez-d'Olt-et-d'Aubrac. The theologian and encyclopédiste Jean Pestré (1723âÂÂ1821) was born in the village.
Its inhabitants are called Marmots in French.