In Greek mythology

Greek mythology

Greek mythology is the body of myths and legends belonging to the ancient Greeks, concerning their gods and heroes, the nature of the world, and the origins and significance of their own cult and ritual practices. They were a part of religion in ancient Greece...

, Troezen was one of the children of Pelops

Pelops

In Greek mythology, Pelops , was king of Pisa in the Peloponnesus. He was the founder of the House of Atreus through his son of that name....

 and Hippodamia

Hippodamia

Hippodamia was a daughter of King Oenomaus and wife of Pelops with whom her offspring were Thyestes, Atreus, Pittheus, Alcathous, Troezen, Hippalcimus, Copreus, Astydameia, Nicippe, Eurydice and others....

, eponym

Eponym

An eponym is the name of a person or thing, whether real or fictitious, after which a particular place, tribe, era, discovery, or other item is named or thought to be named...

 of the city Troezen

Troezen

Troezen is a small town and a former municipality in the northeastern Peloponnese, Greece. Since the 2011 local government reform it is part of the municipality Troizinia, of which it is a municipal unit....

.

Troezen and his brother Pittheus

Pittheus

In Greek mythology, Pittheus was a son of Pelops, father of Aethra, and grandfather of Theseus. He was the King of Troezen, which he had named after his brother Troezen...

 were said to have come from Pisatis to King Aetius, son of Anthas and grandson of Poseidon

Poseidon

Poseidon was the god of the sea, and, as "Earth-Shaker," of the earthquakes in Greek mythology. The name of the sea-god Nethuns in Etruscan was adopted in Latin for Neptune in Roman mythology: both were sea gods analogous to Poseidon...

 and Alcyone

Alcyone (Pleiades)

Alcyone in Greek mythology is the name of one of the Pleiades, daughters of Atlas and Pleione or, more rarely, Aethra. She attracted the attention of the god Poseidon and bore him several children, variously named in the sources: Hyrieus, Lycus, Hyperenor, and Aethusa; Hyperes and Anthas;...

, who reigned over the cities of Hyperea and Anthea, and to have become his co-rulers and then successors. When Troezen died, Pittheus incorporated the two cities into one and named it Troezen after his brother.

Troezen was father of Anaphlystus and Sphettus, who migrated to Attica

Attica

Attica is a historical region of Greece, containing Athens, the current capital of Greece. The historical region is centered on the Attic peninsula, which projects into the Aegean Sea...

 and gave their names to two demes. He also had a daughter Evopis who was married to Dimoetes

Dimoetes

In Greek mythology, Dimoetes was a brother of Troezen, thus presumably a son of Pelops and Hippodamia. He was married to Evopis, daughter of Troezen....

but had an affair with her own brother (not evident whether this was one of the aforementioned Troezen's sons, or another one).