God is not your home-boy. There is no nickname for Him. Plus, I don't know why you want a nickname. I mean 'God' is a three letter word!
God's preffered nickname is Fluffy
In Shinto belief, there are 8 millions of "gods" in Japan. Gods are everywhere.
The Greek gods did not have nicknames.
Zeus' nickname Jupiter comes from the Roman mythology. The Romans adopted many aspects of Greek mythology, including the pantheon of gods. In Roman mythology, Zeus was known as Jupiter, the king of the gods.
The nickname for mercury is Swift Planet or quicksilver
The gods of the ancient Mayan empire are alleged to soon arrive from the sky. New York's nickname is 'The Empire State'.
though Jupiter has a ton of nicknames, the one I've always grown up hearing; the one I'm most familiar with is "The Red Giant." This nickname was given to it in honor of it's famous Hurricane (The red spot we see in the pictures.)
King Tut's nickname is "Boy King" because he was made king at the age of 10.
He did not have a particular nickname, the gods did not, as a rule. However they often had an added name when acting in a special function. For instance, when Apollo led the Muses he had the name Apollo Musagetes,
A well-known nickname for Hermes in Greek mythology is "Hermes Trismegistus," which means "thrice-great Hermes." This title reflects his association with wisdom, eloquence, and the transmission of knowledge. Hermes is also known as the messenger of the gods, the patron of travelers, and the guide of souls to the underworld, emphasizing his multifaceted nature.
From the Greek Mythology, Jove is Greek for "King Of Gods"
Ares was known as the "God of War" to the Greeks. This might count as a nickname. His name was often linked to the other gods when they were about war-like activities.. Early manes or Ares included "Enyalios" Ares might also be referred to as "son of Zeus and Hera"