Sirona is a Gual fertility goddess whose name means “star” and is associated with the sky. She is the goddess of hot springs and healing and also associated with the healing god known as Grannus. Other spellings and names of this goddess include, Serona, Sarona, Dirona and Sthirona. What is known about her is from inscriptions found across Europe in several countries including Germna, France, Austria, Romania, Switzerland and Italy.
She is depicted wearing a diadem on her head, a dog on her head and a snake writhing around an arm reaching for a bowl containing three eggs. Sirona is also the mother of Borvo.