The Greek name was Apollo.
His Greek name is Dionysus.
Hades IS the Greek name.
The greek name for Neptune is Poseidon, the greek god of the sea.
Cronus was the Greek name. His Roman name was Saturn.
Atreus killed his son and served him at a feast.
Python was the name of a monster killed by Apollo. Other monsters were killed by Zeus and Hercules.
The ancient Greek name Aella means whirlwind. She was famous for being an amazon warrior that was killed by Herakles
Medusa was slain by Perseus according to most Greek mythologies.
From the Greek word Pegasos, possibly either from pegos "strong" or pegaios "from a water spring". In Greek Mythology Pegasus was the winged horse that sprang from the blood of Medusa after she was killed by Perseus. Also, this is the name of a constellation in the northern sky.
Xena is not in Greek myths. She is based upon the Amazons who were warrior women. No one killed any Greek gods, since they were immortal. Heracles was the name of the srongest man who ever lived. Hercules was his Roman name. Xena is just a TV show and has little relation to Greek myths.
Not a Greek name, so it is meaningless in Greek
The offitial name for Earth in greek is Hera
The Greek name for snake is "όφις" (ophis).
Hades IS the Greek name.
The Greek name was Apollo.
His Greek name is Dionysus.