New Faculty and Coaches Holy Names Academy | Seattle All Girls High School

Angie Gebhart '08

We are delighted to welcome Angie Gebhart, who is an HNA alum from the class of ’08. Angie will join the Academic Support Team as a learning specialist. Angie holds a BA in Mathematics from Gonzaga University and an MA in Education from Creighton University. With 11 years of experience as a professional educator, she most recently served as Head of the Educational Support Department at O’Dea High School. Ms. Gebhart is passionate about supporting diverse learners and partnering with families, and she is excited to return to HNA to serve our students with care and expertise.

Ms. Gebhart is married with 3 kids. She loves road trips and camping (though with 3 little kids that looks a lot different now), and she loves spending time with family. She also loves Mariners games - big sports fan (Seahawks and Gonzaga basketball).

Coach Mo Coverdale

We are thrilled to welcome Mariko (Mo) Coverdale to Holy Names Academy as our new Varsity Volleyball Coach, P.E. teacher, and assistant in the Student Life Office. Coach Mo holds a BA in Liberal Studies Elementary Education from California Lutheran University and brings an impressive background as both a standout athlete and seasoned coach. A two-time First Team All-American and Conference Player of the Year, she set the NCAA Division III record for kill percentage in 2005 while playing at St. Mary’s College and California Lutheran University.

With over 20 years of coaching experience across all levels, including the past seven years at the Division I level with Seattle University and the University of Washington, Coach Mo has also made a lasting impact at the high school and club level, earning City Section Championships and Coach of the Year honors while teaching and coaching at Palisades High School. We are excited for the energy, expertise, and leadership she brings to Cougar Volleyball and the HNA community.

Coach Mo has a six year old daughter, Natalie, who is starting kindergarten this year and a nine-year-old small rescue dog named Bear. She enjoys playing beach volleyball, golf, and hiking.

Coach Rachel Wong

We are excited to welcome Rachel Wong as the new HNA Crew Coach and Program Coordinator. Coach Rachel has a BA in English and Creative Writing from Seattle University. She brings a wealth of experience from her role as Executive Director at the Renton Rowing Center, as well as her work with Long Term Rower Development LLC, where she focused on individualized, research-based training for young athletes. She has also coached novice rowers at Seattle Prep and Green Lake Crew, gaining deep insight into developing strong foundations for success. We look forward to the expertise, passion, and athlete-centered approach she brings to the HNA Crew program.

Coach Rachel has been rowing for 12 years and still rows and races regularly. She also has a 5-year-old Australian Shepherd named Murray. Her favorite place to spend a weekend is at her husband's family cabin on Guemes Island.

Siobhan Miller '18

We are pleased to welcome HNA alum Siobhan Miller as the long-term substitute for Maddie Burns in the Fall. Ms. Miller graduated from HNA in 2018, and she is thrilled to be back under the Dome! Ms. Miller earned an undergraduate degree in History from Cal Poly, San Luis Obispo and her Masters Degree in Teaching from the Secondary Teacher Education Program at the UW.

Ms. Miller loves to get outside on walks or bike rides around the city. She loves to read and enjoys spending time with family and her two cats, Jewels and Tinkerbell. She also loves to travel and recently went on an incredible trip to Kyoto, Japan to visit her cousin, who lives there.

New Faculty and Coaches 2025-2026

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