Quick Reference from Wikipedia
Aphrodite/ Venus -Goddess of love, beauty, and desire. She was married to Hephaestus.
Ares is her lover and she loves him as well. Eros is her son.
Apollo-God of the Sun, music, archery, poetry, healing, and prophecy. He is Artemis' twin brother, and Son to Zeus.
Ares/Mars-God of war, murder and bloodshed. Brother to Hephaestus, and is the lover of Aphrodite and son of Zeus.
Artemis/Diana-Goddess of the hunt, wilderness, wild animals,especially deer and fawns, night, and the moon. Apollo is her twin brother. Artemis is the virgin goddess and is also protector of maidens.
Athena/Minerva-Goddess of wisdom, weaving, the arts, warfare and reason. She is the favourite daughter of Zeus.
Demeter/Ceres-Goddess of fertility, grain and harvest. Demeter is a sister of Zeus. Her daughter is Persephone, Hades' wife.
Dionysus/Bacchus-God of wine, parties/festivals, madness and merriment. He is a son of Zeus.
Hades/Pluto-God of the Underworld. Brother of Poseidon and Zeus.
Hephaestus/Vulcan-God of fire and the forge. Ugly son of Hera and Zeus is his father in some accounts. Married to Aphrodite, but she does not love him because he is deformed and as a result is cheating on him with Ares.
Hera/Juno-Goddess of marriage, women and childbirth. Zeus' wife and sister.Ερμής
Hermes/MercuryGod of flight, thieves, commerce and travellers. Messenger of the gods. Zeus's son by Titanness.
Poseidon/Neptune-God of the sea, . His sons are the Heavenly Tripplets, Polyphemus and Triton and the Cyclops. His weapon is a trident by which he can stir up the seas, wreck ships and drown sailors.
Zeus/Jupiter-The father of all fathers, the wisdom and light. The king of the gods after killing his father, Kronos, who ate Zeus's siblings but their mother managed to save baby Zeus. When Zeus grew up, he fed Kronos a mixture of wine and mustard to make him vomit his immortal siblings who had grown up in Kronos's stomach. Zeus is the ruler of Mount Olympus and the god of the sky, thunder and lightning. Though he is married more than once, his real queen is Hera. Zeus is the father of Hermes, Hephaestus, Hercules, Dionysus, Athena, Ares, Apollo, Artemis and Persephone.