St. Gregory the Great Parish, Oshawa - St. Gregory the Great Parish, Oshawa

Image of Front Door of St. Gregory's Church

Welcome to St. Gregory the Great

Welcome to St. Gregory's. Our church is located at the southwest corner of Adelaide and Simcoe Streets, in central Oshawa.

Interior vew of St. Gregory's Church facing the sanctuary

Mass Schedule

Mass Times and Confession Times

Image of the Facade of St. Gregory the Great

Parish Financial Report 2024

Financial information for 2024

Easter Message, 2026

Easter Message from Fr. Marijan

Mass Calendar in Durham

Weekdays and Sunday Masses Around Durham Region

Holy Week Schedule for St. Gregory's & Holy Cross, 2026

Holy Week Schedule for St. Gregory's & Holy Cross - Confession and Celebration timings.

Tabernacle at St. Gregory with word "Salus" visible

First Communion Program

Find out details of our parish's program for preparation for First Holy Communion and Reconciliation.

Image of Chrism Vial and Oil stock for use in anointing

Confirmation Program

Find out more about our parish's program for the preparation for the Sacrament of Confirmation.

Letters of Reference

Letters of Reference for Catholic Teacher Applicants

John the Baptist closeup of small bronze

Sacrament of Baptism

Find out more about preparing for the Sacrament of Baptism for your child.

Mass Schedule

Sunday 8am and 9:30am. Tuesday 12.10pm and Friday 7pm.

Confession Schedule

Confession: Friday 6:00 pm -6:45 pm.

最新消息

Easter Message from His Eminence Frank Cardinal Leo

Message for Easter5 April 2026His Eminence Frank Cardinal LeoMetropolitan Archbishop of Toronto My Dear Brothers and Sisters...

Mass Calendar in Durham

Please find the Mass timings around Durham Region is attched document. Mass Timings

Sunflowers in St. Stephen's Green, Dublin

Easter Newsletter,April 2026

Happy Easter! May the joy of the Risen Christ fill your hearts with hope and peace this...

Medical Assistance in Dying (MAiD) virtual event

In below attachments [links], you will find information regarding an important virtual event taking place Thursday, April...

活动

Decoding Propaganda: The Importance of Critical Thinking in Today’s Polarizing Media Landscape

AN ONLINE COURSE RECOMMENDED BY THE OFFICE FOR ECUMENICAL AND INTERFAITH RELATIONSParticipants...

Apr-13-2026 - Apr-26-2026

Online

Introductory Sessions for Celestial Singles

This event's first session takes place on April 18, 2026. ...

Apr-18-2026 - Apr-25-2026

St. Peter's Parish Hall, 840 Bathurst St., Toronto

A Jesuit Guide to the Stars: A Silent Ignatian Retreat for Men & Women

Men & Women Ignatian Retreat: “A Jesuit Guide to the Stars...

Apr-24-2026 - Apr-26-2026

Manresa Jesuit Spiritual Renewal Centre

Spirit & Life: The Catholic Imagination

Join us at St. Augustine's Seminary for the final Spirit &...

Apr-25-2026 - Apr-25-2026

St. Augustine's Seminary - 2661 Kingston Rd, Scarb

Blessed Sacrament 100th Anniversary-1.png

Blessed Sacrament Parish 100th Anniversary Gala Celebration Event

Join us as we celebrate 100 Years of Faith and CommunitySaturday, April...

Apr-25-2026 - Apr-26-2026

201 Guildwood Parkway Scarborough, Ontario M1E 1P5

Day of Reflection for Men & Women: Glimpsing the Risen Christ

A day of reflection for men & women. We proclaim that Christ...

Apr-27-2026 - Apr-27-2026

Manresa Jesuit Spiritual Renewal Centre

105th Annual Convention of the Toronto Diocesan Council of the Catholic Women's League

All information is on our website: https://cwltoronto.caTo view the poster...

Apr-27-2026 - Apr-28-2026

Ajax Convention Centre, 550 Beck Cres., Ajax, Ont.

ChurchExhibitPoster - Our Lady of Fatima Parish.png

Eucharistic Miracles of the World Exhibit at Our Lady of Fatima Parish

This event starts April 29 and ends on May 4.Please join...

Apr-29-2026 - Apr-29-2026

Our Lady of Fatima Parish

National Association of Catholic Nurses of Canada - 8th Anniversary Mass

Offered for all nurses, health care workers and caregivers on the Feast...

Apr-29-2026 - Apr-29-2026

St. John Henry Newman Parish, 89 St. George St., Torontoh,

Marriage Prep Course

Marriage Prep Course at St. Leo the Great Catholic Church, 130 Watford...

Apr-30-2026 - May-02-2026

130 Watford Street, Brooklin

A side angle on lit votive candles in a church

Iona Prayer Service - May 3, 2026

AN IN-PERSON EVENT RECOMMENDED BY THE OFFICE FOR ECUMENICAL & INTERFAITH...

May-03-2026 - May-03-2026

Yorkminster Park Baptist Church

Advancing Hope, Dismantling Hate in the Public Square

AN ONLINE EVENT RECOMMENDED BY THE OFFICE FOR ECUMENICAL AND INTERFAITH RELATIONSThe...

May-05-2026 - May-05-2026

Online

Video Block

You can source and display any video in this block from YouTube or Vimeo. It can be a Mass, reflection or promotional video for an event at your parish or the Archdiocese

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194 Simcoe Street North
Oshawa, ON
L1G 4S9

办事处/邮寄地址
194 Simcoe Street North
Oshawa, ON
L1G 4S9

t: 905.723.8141
e: stgregorythegreat@archtoronto.org

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神职人员

Rev. Marijan Sisko
Pastor

Rev. Edward McGovern
Hospital Chaplain

Deacon David MacInnis
Deacon Assistant

Parish Staff

Jacqui Martin
Secretary
stgregorythegreat@archtoronto.org
905-723-8141

Looking down a trail strewn with pine needles in a forest

Pandemic Journal

Listening to the quiet voice of Our Lord . . .

More Info

Building Family Life

The power of God's love in couple and family life.

More Info

Living Our Baptism in Our Parish

Help to build up the life we have received in Christ by sharing the gifts you have received: In Christ's Spirit, Through your human talents, and with your material resources.

Prayer

Join in prayer in new ways with others.

Human Gifts and Service

Use your gifts to build up the life of the Gospel.

Material Support

Support the parish and charities who further the mission of Christ.

Contact the Parish

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194 Simcoe Street North, Oshawa, ON L1G 4S9

t: 905.723.8141

stgregorythegreat@archtoronto.org