Saints

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  Obadiah the Prophet

  Obadiah — Abdias in the Greek of the Septuagint and the Byzantine service books — is the fourth of the Twelve Minor Prophets and the author...

• Oleg of Briansk

  Oleg Romanovich (†c. 1285), prince of Briansk — Leontius in baptism, Basil in the schema — was the grandson of the martyred Michael of Chern...

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  Olga of Kiev

  Olga (†11 July 969), Grand Princess of Kiev and in holy baptism Helen, is the first ruler of the Rus to be baptised and the first saint of t...

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  Olympas, Rodion, Sosipater, Erastus, Quartus and Tertius of the Seventy

  These six apostles of the Seventy are all named by the Apostle Paul in the sixteenth chapter of the Epistle to the Romans, and the Byzantine...

• Olympia and Euphrosyne of Lesbos

  Olympia and Euphrosyne were nuns of the monastery of Karyes at Thermi on Lesbos, put to death by pirates in 1235 — Olympia the young abbess...

• Olympias the Deaconess

  Olympias (c. 361–408) was the greatest of the deaconesses of Constantinople: an orphaned heiress of the senatorial aristocracy, widowed with...

• Onesimus of Magnesia

  Onesimus, called the Wonderworker, was a monastic father of the fourth century, born at Caesarea in Palestine and formed in the monastic lif...

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  Onesimus the Apostle

  Onesimus (Greek Ὀνήσιμος, "useful, profitable") is the runaway slave of the Epistle to Philemon: a servant of Philemon of Colossae who fled...

• Onesimus the Recluse of the Kiev Caves

  Onesimus was a monk of the Kiev Caves Lavra who enclosed himself in the Near (Antonian) Caves and lived out his life there as a zatvornik, a...

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  Onesiphorus and Porphyrius

  Onesiphorus and Porphyrius were two martyrs who suffered together during the persecution of the emperor Diocletian (284–305). Having confess...

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  Onesiphorus of the Seventy

  Onesiphorus (1st century) is the disciple whom the Apostle Paul blesses by name in his last letter: "he often refreshed me, and was not asha...

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  Onuphrius the Great

  Onuphrius the Great is the most famous of the naked anchorites of the deep Egyptian desert: a monk of the coenobium of Eratus near Hermopoli...

• Onuphrius the Silent of the Kiev Caves

  Onuphrius, called the Silent (molchalivy), was a monk of the Near (Antonian) Caves of the Kiev Caves Lavra in the twelfth century, whose who...

• Oraiozele of Byzantium

  Oraiozele — the name means something like "beautiful in zeal" — belongs to the small group of saints attached to the first preaching of the...

• Orentius and his Six Brothers

  Seven brothers — Orentius, Pharnacius, Eros, Firmus, Firminus, Cyriacus and Longinus — served as soldiers in Thrace under Diocletian, and we...

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  Orestes of Cappadocia

  Orestes (†c. 304) was a physician and soldier of Tyana in Cappadocia who suffered martyrdom for Christ in the persecution of Diocletian. Bro...

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  Oswald of Northumbria

  Oswald was king of Northumbria from 634 to 642, and the man through whom the north of England became Christian. Baptised in exile among the...

• Oswin of Deira

  Oswin, king of Deira — the southern half of Northumbria — from about 644 until 651, is the humblest of the royal saints of the English conve...