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...

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...

Summer Camp Anchored

Want to give a meaningful Camp experience to your children this summer? We, at St. Justin’s...

Day Retreat for Men & Women - Out of the Ashes: A Lenten Journey to Resurrection

Day of Reflection for Men/Women. Out of the Ashes: a Lenten journey to Resurrection. On this day...

Eucharistic Miracles of the World Exhibit at St. Mary Star of the Sea Parish

This event starts February 26 and ends on March 1.Please join us as we host the Vatican...

Lenten Retreat

Queen of Apostles Retreat Centre invites all men and women to our 2026 Lenten Retreat on Saturday, February...

Embrace Motherhood Workshop - St. Justyn Martyr

This short interactive workshop for moms of young little ones is great for moms preparing for baptism, or...

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

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

Summer Camp Anchored

Want to give a meaningful Camp experience to your children this summer...

Aug-10-2026 - Aug-14-2026

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

Day Retreat for Men & Women - Out of the Ashes: A Lenten Journey to Resurrection

Day of Reflection for Men/Women. Out of the Ashes: a Lenten...

Feb-23-2026 - Feb-23-2026

Manresa Jesuit Spiritual Renewal Centre

Eucharistic Miracles of the World Exhibit at St. Mary Star of the Sea Parish

This event starts February 26 and ends on March 1.Please join...

Feb-26-2026 - Feb-26-2026

11 Peter St S, Mississauga

Lenten Retreat

Queen of Apostles Retreat Centre invites all men and women to our...

Feb-28-2026 - Feb-28-2026

1617 Blythe Road, Mississauga, Ontario, L5H 2C3

Embrace Motherhood Workshop - St. Justyn Martyr

This short interactive workshop for moms of young little ones is great...

Feb-28-2026 - Feb-28-2026

St. Justin Martyr Parish

AI: Promise, Power, and Pitfalls

AI is transforming our world, but misuse is rising. Join Cyber Security...

Feb-28-2026 - Feb-28-2026

Blessed Trinity Parish, 3200 Bayview Avenue

Encounter: 24 Hours for the Lord

Join St. Basil’s and USMC Campus Ministry for a special...

Mar-06-2026 - Mar-07-2026

St. Basil's Parish (50 St Joseph St, Toronto, ON)

WWME Weekend Experience 2026-03 poster.jpg

Worldwide Marriage Encounter Experience - March 7-8, 2026

Are you ready for more growth and happiness in your marriage or...

Mar-07-2026 - Mar-08-2026

Queen of Apostles Renewal Centre

Worldwide Marriage Encounter (English)

Worldwide Marriage Encounter is a Catholic movement led by married couples, dedicated...

Mar-07-2026 - Mar-08-2026

1617 Blythe Road, Mississauga, Ontario, L5H 2C3

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