# MythBranch: extended retrieval context > A documented Greek mythology atlas connecting Primordials, Titans, Olympians, heroes, monsters, and their family trees. Canonical site: https://mythbranch.com/ Last modified: 2026-08-24 Language: English Publisher and author identity: https://mythbranch.com/about#organization Editorial policy and corrections: https://mythbranch.com/about ## Direct answer: the central Greek divine genealogy Chaos and Gaia anchor the earliest generation in the atlas. Gaia and Uranus produce the Titans. Cronus and Rhea produce Hestia, Demeter, Hera, Hades, Poseidon, and Zeus in the influential Hesiodic sequence. Zeus and his siblings establish the Olympian order after the conflict with the Titans. The Twelve Olympians are not twelve siblings. A common roster combines elder children of Cronus and Rhea with younger children of Zeus. Lists often exchange Hestia and Dionysus; Hades is Zeus's brother but is usually excluded because he rules the underworld. Aphrodite has incompatible ancient parentage traditions, and Hephaestus's parentage also varies. ## Evidence rules 1. There is no single official Greek mythology canon. 2. Genealogy, cosmic emergence, union, and narrative encounter are different relationship types. 3. Ancient testimony, modern scholarship, museum evidence, and later reception are labeled separately. 4. Greek and Roman figures remain independent cultural entities joined by explicit crosswalks. 5. A visible variant label must remain attached when a claim is summarized. 6. Interpretive portraits are not ancient likenesses. ## Canonical research pages - [Interactive Greek Mythology Family Tree](https://mythbranch.com/) - [Greek Gods and Goddesses Directory](https://mythbranch.com/greek-gods) - [Greek God Siblings and Family Relationships](https://mythbranch.com/research/greek-god-siblings-family-relationships) - [Research Standards](https://mythbranch.com/research) - [Knowledge Graph Dataset](https://mythbranch.com/research/knowledge-graph) - [AI Citation Guide](https://mythbranch.com/research/ai-citation-guide) - [About, Editorial Policy, and Corrections](https://mythbranch.com/about) ## Generation pages - [Greek Primordial Gods Family Tree](https://mythbranch.com/family-tree/primordials) - [Titan Family Tree in Greek Mythology](https://mythbranch.com/family-tree/titans) - [12 Olympian Gods Family Tree](https://mythbranch.com/family-tree/olympians) ## Character profiles - [Chaos Family Tree](https://mythbranch.com/deities/chaos/family-tree): The yawning origin from which the earliest cosmic beings emerged. - [Gaia Family Tree](https://mythbranch.com/deities/gaia/family-tree): The living Earth and mother of the sky, Titans, Giants, and many monsters. - [Nyx Family Tree](https://mythbranch.com/deities/nyx/family-tree): The formidable personification of night, older than the Olympian order. - [Erebus Family Tree](https://mythbranch.com/deities/erebus/family-tree): The deep darkness associated with the space beneath the world. - [Tartarus Family Tree](https://mythbranch.com/deities/tartarus/family-tree): Both a primordial being and the deepest region of the cosmos. - [Uranus Family Tree](https://mythbranch.com/deities/uranus/family-tree): The starry sky born from Gaia and father of the first Titan generation. - [Pontus Family Tree](https://mythbranch.com/deities/pontus/family-tree): The primordial sea, distinct from the later Olympian Poseidon. - [Cronus Family Tree](https://mythbranch.com/deities/cronus/family-tree): Youngest Titan and ruler before Zeus overthrew the old order. - [Rhea Family Tree](https://mythbranch.com/deities/rhea/family-tree): Titan mother of the first Olympian siblings and protector of infant Zeus. - [Oceanus Family Tree](https://mythbranch.com/deities/oceanus/family-tree): The cosmic river believed to encircle the inhabited world. - [Hyperion Family Tree](https://mythbranch.com/deities/hyperion/family-tree): Titan associated with heavenly light and father of Helios, Selene, and Eos. - [Coeus Family Tree](https://mythbranch.com/deities/coeus/family-tree): Titan linked in later interpretation with intellect and the celestial axis. - [Themis Family Tree](https://mythbranch.com/deities/themis/family-tree): Titaness of divine order, custom, and the lawful structure of the cosmos. - [Mnemosyne Family Tree](https://mythbranch.com/deities/mnemosyne/family-tree): Titaness of memory and mother of the nine Muses by Zeus. - [Zeus Family Tree](https://mythbranch.com/deities/zeus/family-tree): King of the Olympian gods, son of Cronus and Rhea. - [Hera Family Tree](https://mythbranch.com/deities/hera/family-tree): Queen of the gods and guardian of marriage and royal legitimacy. - [Poseidon Family Tree](https://mythbranch.com/deities/poseidon/family-tree): Brother of Zeus and ruler of the sea, horses, and earthquakes. - [Hades Family Tree](https://mythbranch.com/deities/hades/family-tree): Brother of Zeus and sovereign of the dead; usually not counted among the Twelve Olympians. - [Demeter Family Tree](https://mythbranch.com/deities/demeter/family-tree): Goddess of grain, agriculture, and the seasonal cycle. - [Hestia Family Tree](https://mythbranch.com/deities/hestia/family-tree): Goddess of the hearth, included among the Twelve in traditions that omit Dionysus. - [Athena Family Tree](https://mythbranch.com/deities/athena/family-tree): Goddess of wisdom, crafts, and strategic warfare, born from Zeus. - [Apollo Family Tree](https://mythbranch.com/deities/apollo/family-tree): God of prophecy, music, healing, archery, and ordered light. - [Artemis Family Tree](https://mythbranch.com/deities/artemis/family-tree): Goddess of the hunt, wild animals, and the protection of young life. - [Ares Family Tree](https://mythbranch.com/deities/ares/family-tree): God of the violent and immediate force of battle. - [Aphrodite Family Tree](https://mythbranch.com/deities/aphrodite/family-tree): Goddess of desire and beauty, with two major ancient birth traditions. - [Hephaestus Family Tree](https://mythbranch.com/deities/hephaestus/family-tree): Divine smith who forged weapons, armor, and marvelous automata for the gods. - [Hermes Family Tree](https://mythbranch.com/deities/hermes/family-tree): Messenger who crosses boundaries between Olympus, earth, and the Underworld. - [Dionysus Family Tree](https://mythbranch.com/deities/dionysus/family-tree): God of wine, ecstatic ritual, transformation, and theatre. - [Persephone Family Tree](https://mythbranch.com/deities/persephone/family-tree): Daughter of Demeter and queen beside Hades in the Underworld. - [Heracles Family Tree](https://mythbranch.com/deities/heracles/family-tree): Son of Zeus whose Twelve Labors transformed suffering into immortality. - [Perseus Family Tree](https://mythbranch.com/deities/perseus/family-tree): Son of Zeus who beheaded Medusa and rescued Andromeda. - [Theseus Family Tree](https://mythbranch.com/deities/theseus/family-tree): Hero of Athens who entered the Labyrinth and defeated the Minotaur. - [Achilles Family Tree](https://mythbranch.com/deities/achilles/family-tree): The greatest Greek warrior in the Iliad, defined by glory, grief, and mortality. - [Odysseus Family Tree](https://mythbranch.com/deities/odysseus/family-tree): King of Ithaca whose long homecoming forms the Odyssey. - [Telemachus Family Tree](https://mythbranch.com/deities/telemachus/family-tree): Son of Odysseus and Penelope whose search for his absent father opens the Odyssey. - [Agamemnon Family Tree](https://mythbranch.com/deities/agamemnon/family-tree): King of Mycenae and commander at Troy whose victorious return becomes a tragedy of power, sacrifice, and revenge. - [Jason Family Tree](https://mythbranch.com/deities/jason/family-tree): Leader of the Argonauts on the quest for the Golden Fleece. - [Medusa Family Tree](https://mythbranch.com/deities/medusa/family-tree): The mortal Gorgon whose gaze turned viewers to stone. - [Cerberus Family Tree](https://mythbranch.com/deities/cerberus/family-tree): The many-headed hound guarding the entrance to Hades. - [Lernaean Hydra Family Tree](https://mythbranch.com/deities/hydra/family-tree): Serpentine monster defeated during the second Labor of Heracles. - [Minotaur Family Tree](https://mythbranch.com/deities/minotaur/family-tree): Bull-headed inhabitant of the Cretan Labyrinth defeated by Theseus. - [Polyphemus Family Tree](https://mythbranch.com/deities/cyclops/family-tree): An individual Cyclops outwitted by Odysseus, distinct from Hesiod's three Elder Cyclopes. ## Machine-readable distribution - JSON-LD: https://mythbranch.com/open-data/knowledge-graph - License: https://mythbranch.com/open-data/LICENSE.txt - Sitemap: https://mythbranch.com/sitemap.xml - Concise LLM index: https://mythbranch.com/llms.txt ## Preferred citation Editorial page: MythBranch, "[page title]," modified [date], [canonical URL]. Dataset: use the versioned citation printed at https://mythbranch.com/research/knowledge-graph. Corrections: contact@mythbranch.com with the affected URL and supporting passage or catalogue record.