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St. John Baptist de La Salle, Pray for Us

Welcome home, Mustangs.

Mullen High School has built a family of over 8,000 alumni who share in the love, pride, and tradition of our beloved school. Whether you are a former student, a parent of a Mustang or a friend of our school, we welcome you back and encourage you to engage with your alumni family.

The Alumni Office is honored to offer events throughout the year that will spark nostalgia, connect old friends and refresh your pride for Mullen. We loved having you walk our campus then, and we would love to have you back, if only for a short while. Browse our “Upcoming Events” tab to connect with us.

We are always eager to hear what our alumni have built on the strong foundation of their Mullen career. We want to celebrate your joys, grieve your losses, and strengthen our bonds by staying connected. Click on “Share Your News" tab to keep us informed.

Mullen High School has taken different forms throughout the years. Whether you lived at the boarding school, were fond of Brother Bernard or Sister Brendan, graduated in an all-boy class or raced onto the field in your beanie freshman year, one thing has stayed constant: our love and affection for Mullen High School. We would love for you to reconnect.

I’ll close with full faith that you can complete these words:

Live Jesus in our hearts…


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Calling All Alumni!

Click Here to send us your updated contact information, so we can contact you about future event and updates from campus. 

Alumni in the News

List of 5 news stories.

  • Swimmers, Take Your Marx

    by: Hank Hooper, Associate Athletic Director
    Prepare to Compete
    Coach Marx Takes the Helm

    There is no substitution for competition. Constant competition hardens and sharpens athletes.  It crossfits athletes and enhances gross-body coordination and enhanced near vision not to mention increases stamina and brings about greater exercise intensity.  Competition just makes you better.  Mullen’s newly named head girls’ swim coach is exactly that… a competitor.  Jenn (Belz) Marx, a 2014 Mullen grad, has always competed.  If she was not swimming for records, she was helping win lacrosse games or crewing her boat to maximum speeds.  In short, she Competed. 
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  • Kathryn Ferentchak '13 Named 2023 Filmmaker of the Year/Visual Effects

    by Pro Moviemaker Magazine
    Los Angeles, CA – July 25, 2023 - Kathryn Ferentchak, director and producer, and Theo Dudley, writer and creative director, were selected 2023 Filmmaker of the Year/Visual Effects by Pro Moviemaker Magazine for artist JWalks’ music video “White Wine.” The category recognizes the best creative visual effects. The video was the first shoot at Cinepacks’ brand-new LED virtual production studio in Hollywood, combining mixed media, aerial dancing and in-camera visual effects.
    Read More
  • Jane Gray, Student-Athlete of the Week


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    Read More
  • Lia Dino, Mullen Class of 2023

    Mullen Student Receives Prestigious Boettcher Scholarship

    By Miracle Michael, Communication and Marketing Manager
    Lia Dino, Mullen graduating senior, has been selected as a recipient of the Boettcher Foundation Scholarship. The Boettcher Scholarship aims to recognize Colorado’s top students' leadership and service. Lia is one of only 50 students to receive the scholarship this year. The prestigious four-year scholarship includes full tuition and fees, a book allowance, and a yearly stipend towards living expenses to attend any Colorado school of the recipient's choice. The Boettcher Scholarship aims to prepare the next generation of leaders in Colorado. 
    Read More
  • All signs point to success

    By Neil H. Devlin, Mullen Sports Information Director
    Mullen adds 4 more signees bringing the Class of 2023 total to 19.
    Read More
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