In Norse mythology, Nanna Nepsdóttir or simply Nanna is a Goddess associated with the god Baldr. n the Prose Edda, written in the 13th century by Snorri Sturluson, Nanna is the wife of Baldr and the couple produced a son, the god Forseti. After Baldr's death, Nanna dies of grief. Nanna is placed on Baldr's ship with his corpse and the two are set aflame and pushed out to sea. In Hel, Baldr and Nanna are united again.
Kupala is the Slavic Goddess of Springs and Water. Her name means "to bathe". She also has a fire aspect. While her waters wash us in happiness and longevity, her fires help purify, protect and transform.