The great Cappadocian fathers of the Fourth Century (L-R): St. Basil the Great, St. John Chrysostom, and St. Gregory the Theologian

The Mission of St. Irenaeus Orthodox Theological Institute

  • The St. Ireneaus Orthodox Theolgical Institute reaches out in a spirit of love, respect, fellowship, and dialog to Orthdox Christian adults and others interested in learning more about the Orthodox faith by offering diverse, high quality, intellectually engaging, and spritually enriching adult lay educational programs.

The Foundations of St. Irenaeus Orthodox Theological Institute

The St. Irenaeus Orthodox Theological Institute is founded upon the following principles:


  • A belief in the Holy Trinity: God the Father, Son, and Holy Spirit;
  • A grounding in the revealed Truth of the canonical scriptures of the church;
  • Adherence to the Rule of Faith as expressed in the Nicene-Constantinopoltian Creed;
  • The decrees and pronouncements over the centuries by the synods and councils of the Orthodox Church, particularly the first seven Ecumenical Councils (325-787).



Find out more about the people affiliated with the St. Irenaeus Orthodox Theological Institute.

St. Irenaeus Orthodox Theological Institute

4967 Forest Park Ave

Saint Louis, MO 63108


Phone: 314.265.1961


Or use our contact form.

Contact Us

Office Hours

Available by appointment. please call 314-265-1961.



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