The greek god of magic and Wizardry is magicis. (Mage-chese)
It depends upon what you mean of sympathetic magic - but gods were of the spirit of elements and could call upon such powers of nature and magic.
Kana (which means powerful) or Gwydion (which means god of magic) or even Zeus (greek god king, also god of lightning). Or even Harry Potter (but don't publish, the name is copyrighted, i bet).
The greek god Apollo is the god of animal life and of the harvest. He carries a magic staff that controls the animals and helps plants to grow. When he plays his magical flute, all of the animals flock to him. He was especially worshipped in the city of Apolloniantis.
The Egyptian God of Magic is Isis.
The goddess of magic is Hecate.
mageia
He is Greek god, but he does have a roman version Jupiter
PomonaJunoMinervaVenusCeresDianaVestaFortunaMaiaProserpinaAre all Roman Goddesses
Hecate minor goddess of magic, Nemesis minor goddess of Revenge, Morpheus minor god of dreams, sleep, Prometheus minor god of the future, Adonis minor god of Handsomeness.
Isis was regarded as the goddess of magic and Thoth is a god of the same.
There is no Greek god "Sades": there is a Greek god Hades.
The god Poseidon was the Greek god of the ocean.