Baba Jaga: a witch who ate the weak and unpure at heart
Bialobóg: white. God of the waxing year.
Czarnobóg: Black God from "czarne" - black. God of the waning year
Dazhdbóg : The sun personified
Dzarowit: God of war. Same root name as Jarilo
Dodola: A South Slavic cloud/rain goddess
Dziewona: This huntress was said to run throughout the Carpathian forests
Jarilo: The Young Lord - from "jaru" - young, ardent, Springtime, bright, rash
Jurata: A Baltic Sea Goddess who took the form of a mermaid
Khors: A name of the sun, personified
Koljada: a seasonal deity of the winter solstice
Kupalo: a water Goddess, a "seasonal" deity of the Summer Solstice
Lada: Slavic goddess of love and beauty

Lado: Partner of Lada, Lado is compared to Frey and considered a solar deity by someLel: god of marriage.
Marzanna,Morena, Morana: Death and winter personified
Matka or Mata Syra Zjemlja: Moist Mother Earth, seems to have never been personified as other Earth Goddesses were (given human form), but worshipped in her natural form.
Mjésjac: The Moon Deity
Mokosz: Her name means "moisture" and she may be the personified version of Mati Syra Ziemlja
•Perun - Piórun in Polish: God of thunder from "per, perk or perg" - to strike
Porevit: from the root "pora" which means midsummer
CONTINUE WITH THE LIST HERE