'Brahman' is the one supreme, universal Spirit that is the origin and support of the phenomenal universe.
Also, there is a Trinity of God:
There are many other deities who are believed to be the manifestation of Brahman. Few are listed below:
The list goes can go on.
It is said that Hindus believe there are 33 million deities. In the Vedas, Thirty-three gods are listed. This is followed by the Sanskrit word 'Koti', which is used for "class" but can also be used for a number equal to 10 million. According to one view, some scholars misinterpreted the word 'Koti' - which is meant to mean "class", claiming that there are 33 million gods within Hinduism. Another view contends that 33 million is a figure symbolizing infinity, indicating infinite forms of God.
In the sky and the heaven
Jupiter did.
Well it depends on the God or Goddess. For emample: Zeuse is the of all gods and the sky. He can through lightning bolts.
There is not a greek mythology leader; it is based on gods and goddesses.
The king of Greek gods, is the sky god, father of all gods, one of the big three, is Zeus.