St. Justin Martyr, Unionville - St. Justin Martyr, Unionville

40th Anniversary Mass with Cardinal Leo

St. Justin Martyr Parish is celebrating its 40th Anniversary Mass with His Eminence Frank Cardinal Leo. All are welcome!

Our Parish Information

Check our Mass times, Parish Team, and more...

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ShareLife 2026

Donating to ShareLife, you help support over 40 agencies to serve the most vulnerable people in our community – regardless of their faith, age, or background.

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Mass Schedule

Visit our page to know our Mass Schedule. Join us and celebrate with us!

Join us Online- YouTube

Join us from anywhere and celebrate with us. Visit our YouTube Channel for Sunday 10:30 am Mass.

Daily Readings

Follow our Daily Mass and reflect on these Daily Readings.

Watch Formed Content

Enjoy multiple free content for education, faith building and more on Formed.org. The signup is free for our Parish.

Latest Events

Catholic Mom's Group at St. Justin's

Welcome to Catholic Mom's Group at St. Justin Martyr Parish! Consider it your monthly retreat in the...

Bible Study: Luke: The Story of Salvation Fulfilled

The Gospel of Luke takes you on a journey that begins with the foretelling of John the Baptist...

March is Baby Month!

The Knights of Columbus is organizing their annual collection of baby items for Mothers and Babies in need...

Out of the Cold Casserole Program

“If you can’t feed a hundred people, then you feed just one.” - Mother Teresa...

40th Anniversary Mass with His Eminence Frank Cardinal Leo

St. Justin Martyr Parish is celebrating its 40th Anniversary Mass with His Eminence Frank Cardinal Leo, Metropolitan Archbishop...

40 Days for Life Toronto Lenten Campaign

You are warmly invited to take part in a peaceful and prayerful witness for the protection of unborn...

Lenten Growth Retreat March 14 & 15

We warmly invite you to the Lenten Growth Retreat at Divine Retreat Centre Toronto. This retreat will be...

Mapping the Field of Jewish-Christian Relations

A VIRTUAL EVENT RECOMMENDED BY THE OFFICE FOR ECUMENICAL AND INTERFAITH RELATIONSThe Mapping the Field conference proposes to...

Events

Catholic Mom's Group at St. Justin's

Welcome to Catholic Mom's Group at St. Justin Martyr Parish! Consider...

Sep-22-2025 - Jun-24-2026

St. Justin Martyr Parish, Unionville

Bible Study: Luke: The Story of Salvation Fulfilled

The Gospel of Luke takes you on a journey that begins with...

Jan-22-2026 - Mar-21-2026

St. Justin Martyr Parish, 3898 Hwy 7 E., Unionville, ON L3R 1L3

March is Baby Month!

The Knights of Columbus is organizing their annual collection of baby items...

Mar-01-2026 - Mar-31-2026

St. Justin Martyr Parish (Drop off event)

Out of the Cold Casserole Program

“If you can’t feed a hundred people, then you...

Mar-21-2026 - Mar-21-2026

St. Justin Martyr Parish (Drop Off Casseroles)

40th Anniversary Mass with His Eminence Frank Cardinal Leo

St. Justin Martyr Parish is celebrating its 40th Anniversary Mass with His...

Mar-22-2026 - Mar-22-2026

3898 Hwy 7 East, Unionville, ON L3R 1L3

40 Days for Life Toronto Lenten Campaign

You are warmly invited to take part in a peaceful and prayerful...

Feb-18-2026 - Mar-29-2026

Dufferin and Lawrence

Lenten Growth Retreat March 14 & 15

We warmly invite you to the Lenten Growth Retreat at Divine Retreat...

Mar-14-2026 - Mar-15-2026

69 William Street Toronto, ON M9N 2G6

Mapping the Field of Jewish-Christian Relations

A VIRTUAL EVENT RECOMMENDED BY THE OFFICE FOR ECUMENICAL AND INTERFAITH RELATIONSThe...

Mar-15-2026 - Mar-17-2026

Online

Annual Mass of St. Patrick 2026

The annual Mass of St. Patrick at St. Michael’s Cathedral...

Mar-17-2026 - Mar-17-2026

St. Michael's Cathedral Basilica

LENTEN MISSION – Called to Dialogue: Listening to God, One’s self, and Neighbours"

LENTEN MISSION – Called to Dialogue: Listening to God, One’s...

Mar-18-2026 - Mar-19-2026

Holy Martyrs of Japan Parish, Bradford

Responsibilities and Life's Meaning with St. Joseph

Join us on the evening of March 19 if you want to...

Mar-19-2026 - Mar-19-2026

Merciful Redeemer Parish, Mississauga

Ignite Network Workshop: Sr. Susan Kidd, CND

A workshop that highlights the important relationship between what we know and...

Mar-19-2026 - Mar-19-2026

Zoom Call - link will be provided at registration.

Journey Through Lent

Visit Us

3898 Highway No. 7 East
Unionville, ON
L3R 1L3

Office/Mailing Address
3898 Highway No. 7 East
Unionville, ON
L3R 1L3

t: 905.479.2463
e: stjustinmartyrun@archtoronto.org

Get Directions

Clergy

Rev. Msgr. Vid Vlasic
Pastor

Rev. Marko Busic
Associate Pastor

Rev. Ryan Nigli
Associate Pastor

Parish Staff

Karen Natione-Garcea
Parish Operations Manager

Binitha Alfred
Secretary

Julia Iacono-Hauser
Music Director

Rachel Martinez
Coordinator - Sacramental Prep & RCIC

Hilton Chiu
Youth Minister

May Chow Leong
Coordinator - Catechesis of the Good Shepherd & Volunteer Screening

Donate to the Community

Volunteer your time, talent and treasure to the catholic community both at the parish level and our larger community. Take a look at the various opportunities to support below.

Time

Consider Volunteering with us. Please let us know your interest via call or email to the Parish Office.

Talent

If you wish to showcase your talent, we have many ministries where you can utilize your skills and talents. Please contact us at the Parish Office.

Treasure

If you consider donating to your Parish in monetary terms, please have a look at various options here.

Contact the Parish

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3898 Highway No. 7 East, Unionville, ON L3R 1L3

t: 905.479.2463

stjustinmartyrun@archtoronto.org