She had none, she was a virgin goddess.
When a god marries a demigod the demigod receives the same powers as the god. Which makes the demigod now more powerful the god. So the demigod has their powers and the powers of the god.
Poseidon's children have power over the ocean and some freshwaters, earthquakes and horses.
The Power Of Zeus Children is the power to throw lighting bolts.
They are untold in Greek Myth.
The Greek goddess Artemis was a virgin goddess, so she had no children. If she did have a demigod child, her/his powers would be similar to Artemis'. They would probable be able to shoot an arrow with perfect aim and heal.
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No, Hestia did not have any demigod children, she was a virgin goddess.
Athena is a Greek virgin goddess, she has no mortal children.
No she does not.
No, Perseus was a mortal. actually Perseus was a demigod (half god and half mortal) his father is Zeus and mother is Danae(a mortal)
No. Since Artemis is a virgin goddess, she can't have any demigod children.
No, Hades has no children.