In Greek mythology, Iphigenia was a daughter of King Agamemnon and Queen Clytemnestra, and thus a princess of Mycenae.
Iphigenia (centre) stands in a sanctuary of Artemis, in front of a statuette of the goddess (which sits atop a column), and an altar. Near her are Orestes (right), Pylades (far left), and a flying Nike (top left). Apulian red-figure calyx krater, c. 350–340 BC.
Roman fresco of Iphigenia, from Magdalensberg
Mosaic, 5th-century CE. From left to right: Iphigenia, Clytemnestra, Agamemnon.
Sacrifice of Iphigenia. Antique fresco from Pompeii, probably a copy of a painting by Timanthes.
In Greek mythology, Orestes or Orestis was the son of Agamemnon and Clytemnestra, and the brother of Electra and Iphigenia. He was also known by the patronymic Agamemnonides, meaning "son of Agamemnon
Iphigenia
…Aulis, and in others, Artemis rescues her. In the version where she is saved, she is brought to the Taurians and, many years later, meets her brother Orestes there. "Iphigenia" means "strong-born," "born to strength," or "she who causes the birth of strong offspring…
Orestes being purified by Apollo, red-figure bell-krater, 380–370 BC
Orestes at Delphi flanked by Athena and Pylades among the Erinyes and priestesses of the oracle, perhaps including Pythia behind the tripod – Paestan red-figured bell-krater, c. 330 BC
Orestes, Elektra, and Pylades at the tomb of Agamemnon - Campanian red-figure hydria, c. 330 BC
Orestes and Iphigeneia on an antique mosaic, Musei Capitolini