Souconna is a

Celtic goddess The gods and goddesses of the pre-Christian Celtic peoples are known from a variety of sources, including ancient places of worship, statues, engravings, cult objects and place or personal names. The ancient Celts appear to have had a pantheon ...

, the deity of the river

Saône The Saône ( , ; frp, Sona; lat, Arar) is a river in eastern France. It is a right tributary of the Rhône, rising at Vioménil in the Vosges department and joining the Rhône in Lyon, at the southern end of the Presqu'île. The name ...

at Chalon-sur-Saône, to whom epigraphic invocation was made.

References

* ''Dictionary of Celtic Myth and Legend''. Miranda Green. Thames and Hudson Ltd. London. 1997 Gaulish goddesses Sea and river goddesses Personifications of rivers {{Celt-myth-stub