
1) Fertility goddess 2) Gaulish goddess
Found on
https://www.crosswordclues.com/clue/sirona

In Celtic polytheism, Sirona was a goddess worshipped predominantly in East Central Gaul and along the Danubian limes. A healing deity, she was associated with healing springs; her attributes were snakes and eggs. She was sometimes depicted with Apollo Grannus or Apollo Borvo. She was particularly worshipped by the Treveri in the Moselle Valley. =...
Found on
http://en.wikipedia.org/wiki/Sirona
No exact match found.