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...

, Pelopia (or Pelopea or Pelopeia; ) was a name attributed to four individuals:

Daughter of Thyestes

Pelopia, less commonly known as Mnesiphae, was the daughter of Thyestes

Thyestes

In Greek mythology, Thyestes was the son of Pelops and Hippodamia, King of Olympia, and father of Pelopia and Aegisthus. Thyestes and his twin brother, Atreus, were exiled by their father for having murdered their half-brother, Chrysippus, in their desire for the throne of Olympia...

. Thyestes had been fighting with his brother, Atreus

Atreus

In Greek mythology, Atreus was a king of Mycenae, the son of Pelops and Hippodamia, and the father of Agamemnon and Menelaus. Collectively, his descendants are known as Atreidai or Atreidae....

, for the throne of Mycenae

Mycenae

Mycenae is an archaeological site in Greece, located about 90 km south-west of Athens, in the north-eastern Peloponnese. Argos is 11 km to the south; Corinth, 48 km to the north...

 for some time, as well as having an affair with Atreus' wife, Aerope

Aerope

Aërope was a name attributed to two distinct figures in Greek mythology.-Wife of Atreus:Aërope was a daughter of Catreus, king of Crete, and granddaughter of Minos. Her father, who had received an oracle that he should lose his life by one of his children, gave her and her sister, Clymene, to...

. In vengeance for the affair, Atreus killed Thyestes' sons and served them to him at a banquet. Thyestes swore vengeance. An oracle

Oracle

In Classical Antiquity, an oracle was a person or agency considered to be a source of wise counsel or prophetic predictions or precognition of the future, inspired by the gods. As such it is a form of divination....

 then advised Thyestes that, if he had a son with his own daughter, Pelopia, that son would kill Atreus. So when Pelopia, who at the time stayed in Sicyon

Sicyon

Sikyon was an ancient Greek city situated in the northern Peloponnesus between Corinth and Achaea on the territory of the present-day prefecture of Corinthia...

 at the court of king Thesprotus, came to the bank of a river to wash her clothes that had been stained with blood during a sacrificial rite, Thyestes, covering his face, attacked and raped her. She managed to pull out his sword and kept it so she could recognize her offender. Soon after that, Atreus came to Thesprotus in search of his brother and, taking Pelopia for a daughter of Thesprotus, asked for her hand, to which Thesprotus consented in order not to reveal the truth. As Pelopia had been impregnated by Thyestes, she soon gave birth to Aegisthus and abandoned him. He was suckled by a she-goat and survived. A shepherd found the infant Aegisthus and gave him to Atreus, who raised him as his own son. When he already entered adulthood, Thyestes was captured by Agamemnon

Agamemnon

In Greek mythology, Agamemnon was the son of King Atreus and Queen Aerope of Mycenae, the brother of Menelaus, the husband of Clytemnestra, and the father of Electra and Orestes. Mythical legends make him the king of Mycenae or Argos, thought to be different names for the same area...

 and Menelaus

Menelaus

Menelaus may refer to;*Menelaus, one of the two most known Atrides, a king of Sparta and son of Atreus and Aerope*Menelaus on the Moon, named after Menelaus of Alexandria.*Menelaus , brother of Ptolemy I Soter...

 at Delphi

Delphi

Delphi is both an archaeological site and a modern town in Greece on the south-western spur of Mount Parnassus in the valley of Phocis.In Greek mythology, Delphi was the site of the Delphic oracle, the most important oracle in the classical Greek world, and a major site for the worship of the god...

 and brought to Atreus, who sent Aegisthus to kill him. Aegisthus happened to be carrying the sword that once belonged to Thyestes and was later given to him by Pelopia; Thyestes recognized the sword and asked Aegisthus about it. Aegisthus called for Pelopia, who told him how the weapon had got to her. Upon recognizing Thyestes and the fact that he was the rapist, Pelopia stabbed herself with her father's sword. Aegisthus then killed Atreus and restored the kingdom to Thyestes.

Daughter of Pelias

Pelopia was the daughter of Pelias

Pelias

Pelias was king of Iolcus in Greek mythology, the son of Tyro and Poseidon. His wife is recorded as either Anaxibia, daughter of Bias, or Phylomache, daughter of Amphion. He was the father of Acastus, Pisidice, Alcestis, Pelopia, Hippothoe, Asteropia, and Antinoe.Tyro was married to Cretheus...

 and either Anaxibia

Anaxibia

Anaxibia is the name of five characters in Greek mythology.*Anaxibia, the daughter of Bias and Iphianassa, and niece of Melampus. She married Pelias, to whom she bore Acastus, Pisidice, Pelopia, Hippothoe, Alcestis, and Medusa...

 or Phylomache, daughter of Amphion

Amphion

There are several characters named Amphion in Greek mythology:* Amphion, son of Zeus and Antiope, and twin brother of Zethus . Together they are famous for building Thebes. Amphion married Niobe, and killed himself after the loss of his wife and children at the hands of Apollo and Artemis...

. She appears briefly in the Argonautica, giving her brother Acastus

Acastus

Acastus is a character in Greek mythology. He sailed with Jason and the Argonauts, and participated in the hunt for the Calydonian Boar.-Biography:Acastus was the son of Pelias, then king of Iolcus, and Anaxibia ....

 a mantle of double fold before he sails off with the Argonauts

Argonauts

The Argonauts ) were a band of heroes in Greek mythology who, in the years before the Trojan War, accompanied Jason to Colchis in his quest to find the Golden Fleece. Their name comes from their ship, the Argo, which was named after its builder, Argus. "Argonauts", therefore, literally means...

. She and her sisters killed their father, having been tricked by Medea

Medea

Medea is a woman in Greek mythology. She was the daughter of King Aeëtes of Colchis, niece of Circe, granddaughter of the sun god Helios, and later wife to the hero Jason, with whom she had two children, Mermeros and Pheres. In Euripides's play Medea, Jason leaves Medea when Creon, king of...

into believing this was needed to rejuvenate him.