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MD Students Experience Global Leadership Summit at The Hague. Follow their experience at

Kade, Bridget and Brendan - Future Monarchs from the Class of 2027 - are having a ball at soccer camp! Have you signed your Future Monarch up for one of our many camps?  

Noah Cortez '17 is ABC7's "Cool Kid" of the Week. Noah is one of eight students selected for a U.S.-Indonesia cultural-exchange program!

Congrats to Lt. Col. John Flynn '95: 2016 Ring of Honor Inductee (pictured with Patrick Murphy, Jed Smith '16 and Coach Bruce Rollinson '67

These Future Monarchs are beating the heat at MD's Annual Basketball Camp! Camps are a great way to get to know Mater Dei. Register today!

Congrats to Teresa "Tita" Smith '65: 2016 Ring of Honor Inductee 

Congrats to the Frome Family Foundation & Stan Frome: 2016 Ring of Honor Inductee

Congrats to Dr. Leonard DeLorenzo III, 99: 2016 Ring of Honor Inductee

School may be out for summer, but our ASB team is already making plans for the 2016-17 school year at their Annual Leadership Retreat in Lake Arrowhead.  

It takes a village! Grateful for our faculty/staff chaperones who made the Annual ASB Retreat possible. 

The 11th Annual Production of Shakespeare in the Grotto: Midsummer Night's Dream

The 11th Annual Production of Shakespeare in the Grotto: Midsummer Night's Dream

Congrats to Coach Meza and Girls Softball - CIF Champs! 

Congratulations to the Class of 2016 who officially graduated from Mater Dei on Saturday, May 28. 

Kami Fernandez hugs her proud father, Mike, just a few moments after crossing the graduation stage.

Annual Marian Mass - Honoring Mary, Mater Mater, Our Patroness

Bishop Vann with our ASB Leadership Teams for 15-16 and 16-17

Always so great to welcome young alumni home! Members of the Class of 2015 - Julia DiCambio, Sean Soper and Gaby Glover stopped by to say hello to Mrs. Jennifer Hornbuckle '03 & Miss Kathleen Kelly '94. 

Once a Monarch ALWAYS A MONARCH. Members of the Class of 1959 enjoyed the Grand Reunion this weekend which reunited alumni from 1953-1962. 

Thanks to all those who supported Red Hot Jazz on 4/23. 

Band Dazzles at La Primavera Concert at Chapman University

News & Announcements

2016-17 Important Dates Calendar

The Important Dates Calendar for the 2016-17 school year is now live. This document contains school start/end dates, all breaks and holidays, and other important dates for your planning purposes. Please note, dates are subject to change. The final school calendar will be made live on the MD website on 7/1/16.

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Welcome to Mater Dei

Founded in 1950 in Santa Ana, CA, Mater Dei is one of the country's largest Catholic college preparatory high schools and focuses on the holistic development of each student by providing opportunities for growth through leadership, spiritual development, outreach and extensive co-curricular programs.

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