Māri (Tamil: மாரி), Tulu(mAri), also known as Mariamman (Tamil: மாரியம்மன் and Mariaai (Marathi: मरी आई), both meaning "Mother Mari", spelt also Maariamma (Tamil: மாரியம்மா), or simply Amman or Aatha (Tamil: அம்மன், "mother") is the South Indian Hindu goddess of rain. She is the main South Indian mother goddess, predominant in the rural areas of Tamil Nadu, Karnataka, Andhra Pradesh and Maharashtra. Māri is closely associated with the Hindu goddesses Parvati and Durga as well as with her North Indian counterpart Shitaladevi.
Goddess Mariamman and Goddess Kali are closely associated with each other. Mariamman is a form of Durga who took the form of Kali.