About MD
Mater Dei is a distinguished destination of excellence in academics and technology, the arts, faith and service, campus life, and athletics. We are proud to be Orange County’s oldest and largest Catholic high school.
Admissions
Your journey to becoming a Monarch starts here! Tour campus, schedule a shadow day, begin your application, and more. We are excited for you to join the MD family!
Programs
Built on Catholic fellowship and intellectual rigor, our programs in academics, technology, athletics, faith and service, and the arts provide unlimited opportunities for student success. Comprehensive counseling and wellness resources educate and bolster families throughout the high school journey.
Faith in Action
Guided by the articulation of Catholic Social Teachings, Mater Dei prioritizes the faith development of our students with an emphasis on Christian service. We believe this allows our students to grow in their spiritual lives while living our gospel values through giving back to others and truly experiencing the face of God.
Campus Life
Through avenues of leadership, faith, shared interests, and extracurricular activities and events, students can make Mater Dei their own. Get involved today!
Community
Tradition never graduates. Alumni, lifetime parents, grandparents, and friends are a vital and vibrant aspect of our community. Once a Monarch, always a Monarch.
Giving
Behind every achievement, success, and championship, stand the alumni, parents, faculty, staff, and friends who fortify our future. We invite you to support MD in a variety of ways with a gift that is meaningful to you.
- Students
- Parents
- Faculty

Class of 1990

Welcome Home Class of 1990!

Thanks for staying connected.

Although we missed our 2020 Reunion due to COVID, we want to get our awesome class together this fall. Look for more information coming soon. Get together tentatively planed for Homecoming 2022 ~ Friday, October 14.

If you are interested joining the planning committee, please contact the Mater Dei Alumni Office at [email protected] or Committee Chairs Greg Guard or Kari Marshall Wojciechowski.

Committee Members:

Shannon O'Lea Brosnan

Megan Grimes Hayden
Kelly Johnson
Amy Kelly
Tiffany Leverenz
Maria Di Paolo

Go Monarchs!

Join your Classmates on Facebook.

If you have not received mail or email from MDHS lately, please send your updated contact information to Kathleen Kelly '94 at [email protected].