Mater Dei High School

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 1966

The Mater 55 Year Reunion Luau has been indefinitely postponed.

If you have already registered for the event, you may request a refund or transfer your ticket price to a donation towards future events for the Class of 1966. Please contact Kathleen Kelly '94 for a refund or thank you note.

We hope to reschedule in 2022. Please check back for updated information in the spring.

MDHS HOMECOMING FOOTBALL GAME
Friday, October 15 vs. Santa Margarita at the Santa Ana Bowl
Ticket information available here.
Note - individual game tickets become available about 10-14 days prior to each game.

We invite you to stay connected with your classmates on Facebook - Mater Dei Class of '66, Santa Ana.

Your Class Reunion Committee:
Sue McMahon Moore
Jackie Omeste Dorr
Gerry Seranno Saunders
Miriam Openshaw Yardumian
Marcia Monnig Young

Please contact the Mater Dei Alumni Office to update your contact information - [email protected]. Go Monarchs!

Class of 1966 Reunion Videos:
Interviews
Event Overview
To see photos from the 50-Year Reunion, click here.