Saint-Symphorien-de-Marmagne (French pronunciation: [sɛ̃ sɛ̃fɔʁjɛ̃ də maʁmaɲ], literally Saint-Symphorien of Marmagne) is a commune in the Saône-et-Loire department in the region of Bourgogne-Franche-Comté in eastern France.

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