Batara Guru (also called Bhattara Guru, Debata Batara Guru and Batara Siwa) is the name of a supreme god in Indonesian Hinduism According to mythology, Batara Guru is a deity that rules kahyangan, the realm of the gods. He is an avatar of Shiva that gives revelations, gifts and abilities. Batara Guru has a consort named Dewi Uma and some children. In the wayang kulit performances, Batara Guru is depicted with four hands and paralyzed legs.
The painter is unknown, but most probably the painting is from the community of Nagasepaha, Buleleng.