St. Gregory the Great Parish is located in Williamsville, New York and is part of the Diocese of Buffalo. St. Gregory’s is a Roman Catholic Faith Community, a Respect Life Parish and is under the direction of Rev. Leon Biernat, our Pastor. All Are Welcome!
St. Gregory the Great Parish, a large and diverse Faith Community, affirms the presence of Christ in the Eucharist and among us. We sustain our vitality through shared experiences of prayer, sacrament, liturgy and service. We dedicate ourselves to being a vital part of the Church in the Diocese of Buffalo by maintaining and expanding our:
We encourage you to explore our website and see how we can minister to you and how we can help you minister to others!