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Mythos Atlas

Side by sideParent and child

Poseidon vs Rhea

Poseidon
PoseidonGreek
RheaGreek

Poseidon and Rhea are recorded as parent and child in the Greek Pantheon.

At a glance

Poseidon and Rhea compared
PoseidonRhea
TraditionGreek PantheonGreek Pantheon
Domainssea, earthquakes, horses, stormsmotherhood
Symbolstrident, horse, dolphin, bullNone recorded
Also calledNeptuneNone recorded

Where they meet

The atlas records no domain or symbol that Poseidon and Rhea share.

They are compared because of how the myths connect them, not because of what they rule.

Where they part

Only Poseidon

Associated with sea, earthquakes, horses, and storms.

Only Rhea

Associated with motherhood.

How each was worshipped

Poseidon

Cult sites
Sanctuary of Poseidon at Isthmia; Temple of Poseidon at Sounion; Onchestos in Boeotia
Festivals
Isthmian Games; Posideia

Horses, earthquakes, and the drowned coast are his working signs. Isthmia held games under his name. A bull often went to the sea. Inland Boeotia kept him as a horse god, not only a sailor's patron.

Rhea

No cult sites or festivals are recorded in the atlas.

The two figures

Greek Pantheon

Poseidon

God of the sea, earthquakes, and horses. Brother of Zeus and Hades, ruler of the oceans and all waters.

Poseidon rules the vast oceans, earthquakes ("Earth-Shaker"), and horses. He is a moody and tempestuous god, much like the sea itself. Sailors prayed to him for safe passage, often sacrificing horses or bulls to appease his wrath.

Read the full Poseidon entry

Greek Pantheon

Rhea

Titan daughter of Gaia and Uranus. With Cronus, she is the mother of Hestia, Demeter, Hera, Hades, Poseidon, and Zeus in Hesiod’s Theogony.

Hesiod’s Theogony names Rhea as a daughter of Gaia and Uranus. With Cronus she bears Hestia, Demeter, Hera, Hades, Poseidon, and Zeus. Cronus swallows the children to prevent a son from replacing him. Before Zeus is born, Rhea asks her parents to help conceal his birth. They send her to Crete, where Gaia receives Zeus to raise him. A stone wrapped in swaddling clothes is given to Cronus in the child’s place (Theogony 132–138; 453–491).

Read the full Rhea entry
About this comparison

Comparisons pair figures that play a similar role across traditions, or that the myths connect within one. A shared role does not, by itself, establish a shared origin.