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St. Justin Martyr Feast Day Mass
Come and celebrate with us on Monday, June 1, 2026, at 7 pm. Cardinal Thomas Collins, former Archbishop of Toronto will preside the Mass.
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Catholic Education Week, May 3-8, 2026
Read the message of His Eminence Cardinal Frank Leo Metropolitan Archbishop of Toronto during the Catholic Education Week - May 3-8, 2026
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May - The Month of the Blessed Mother
"Her witness enlightens our path." Message from His Eminence Frank Cardinal Leo Metropolitan Archbishop of Toronto on the Month of the Blessed Mother
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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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Latest Events
Mother Mary & Jesus
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...
Cardinal Leo
40th Anniversary Mass & Reception
On March 22, His Eminence Frank Cardinal Leo presided at a special Mass to celebrate the 40th ...
Cardinal Thomas Collins
St. Justin Martyr Feast Day
We invite you all to come and celebrate the Feast Day Mass of St. Justin, the Martyr on...
Duck Race
Unionville Festival Annual Duck Race
It's Duck Race Time again after a year of hiatus (due to renovations in Unionville Main street...
cheesy zucchini casserole
Out of the Cold Casserole Program
“If you can’t feed a hundred people, then you feed just one.” - Mother Teresa...
Msgr. Vid Vlasic
Msgr. Vid's Retirement Celebration
Our Pastor Msgr. Vid Vlasic’s retirement is soon approaching and we, as a community, are gathering...
EME_rollup.jpg
The Eucharistic Miracles of the World 【聖體奇蹟】展覽
Date: July 24th -26th, 2026Venue: CMCC Don Bosco Hall Please join us as we host the Vatican approved...
Day of Reflection
Day of Reflection for Men & Women: "Receive the Holy Spirit"
A day of reflection for men & women. "Receive the Holy Spirit." The experience of Pentecost moved the...
Events
Mother Mary & Jesus
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
Cardinal Leo
40th Anniversary Mass & Reception

On March 22, His Eminence Frank Cardinal Leo presided at a special...

Mar-22-2026 - Jul-31-2026
3898 Hwy 7 East, Unionville, ON L3R 1L3
Cardinal Thomas Collins
St. Justin Martyr Feast Day

We invite you all to come and celebrate the Feast Day Mass...

Jun-01-2026 - Jun-01-2026
St. Justin Martyr Parish, 3898 Hwy 7 East, Unionville, ON L3R 1L3
Duck Race
Unionville Festival Annual Duck Race

It's Duck Race Time again after a year of hiatus (due...

Jun-06-2026 - Jun-07-2026
Main Street Unionville
cheesy zucchini casserole
Out of the Cold Casserole Program

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

Jun-13-2026 - Jun-13-2026
St. Justin Martyr Parish (Drop Off Casseroles)
Msgr. Vid Vlasic
Msgr. Vid's Retirement Celebration

Our Pastor Msgr. Vid Vlasic’s retirement is soon approaching and...

Jun-14-2026 - Jun-14-2026
3898 Hwy 7 E., Unionville, ON L3R 1L3
EME_rollup.jpg
The Eucharistic Miracles of the World 【聖體奇蹟】展覽

Date: July 24th -26th, 2026Venue: CMCC Don Bosco Hall Please join us...

Jul-24-2026 - Jul-26-2026
Chinese Martyrs Parish Markham 中華殉道聖人堂
Day of Reflection
Day of Reflection for Men & Women: "Receive the Holy Spirit"

A day of reflection for men & women. "Receive the Holy Spirit...

May-25-2026 - May-25-2026
Manresa Jesuit Spiritual Renewal Centre
Retreat
Fanning the Flames of Hope: A Silent Retreat for Young Professionals

Men & Women Silent Ignatian Retreat for Young Professionals: What is an...

May-29-2026 - May-31-2026
Manresa Jesuit Spiritual Renewal Centre
Chotki
The Remembrance of God Teaches All Things: The Jesus Prayer for the Teacher and the Classroom

Please join the Metropolitan Andrey Sheptytsky Institute and the Catholic Teachers Guild...

May-30-2026 - May-30-2026
Sheptytsky House, 81 St. Mary Street
A Day With Mary 2026
A Day With Mary

The Archdiocese of Toronto invites you to A Day With Mary on...

May-30-2026 - May-30-2026
Villanova College, King City
Helping hands
Book Signing

Book Signing: "THE CHURCH ON THE STREET - A Ministry of Presence" By...

May-30-2026 - May-31-2026
Blessed Trinity Parish, Toronto (3220 Bayview Ave)
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.

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