House Principal | McKinney High School | McKinney ISD

Robert Quach currently serves as a House Principal at McKinney High School, bringing over 20 years of dedicated service in public education. With 13 years of campus leadership experience at both middle and high school levels in Frisco and Garland ISDs, Quach is widely recognized for his commitment to student success, staff development, and building strong, inclusive school communities.

Throughout his career, Quach has led key campus initiatives supporting Special Education, English Learners, and Section 504 students. He has extensive experience coordinating local, state, and national assessments and has served as principal for both middle and high school summer school programs.

Quach began his teaching career in Garland ISD at South Garland High School, where he taught Geometry and Algebra I. He later taught 8th grade Pre-Algebra and Algebra I at the Classical Center at Brandenburg Middle School, where he was awarded the Texas PTA Lifetime Membership Award in 2011 for his outstanding service to students, staff, and the school community. In 2013, he was honored as Garland ISD’s Secondary Teacher of the Year, and he was twice selected by faculty and staff as Employee of the Year at Naaman Forest High School in 2017 and 2018.

After seven years in the classroom, Quach transitioned into campus leadership, serving in administrative roles at Austin Academy for Excellence, North Garland High School, Naaman Forest High School, Sachse High School, and Frisco High School. He joined the McKinney High School leadership team in 2022, where he continues to champion academic excellence and student-centered leadership.

Quach holds a Bachelor of Business Administration in Finance from Southern Methodist University, a Master’s in Higher Education Administration from the University of Kansas, and a Master’s in Educational Administration from Texas A&M University-Commerce. He was accepted into the doctoral program in Educational Leadership at TAMU-Commerce in 2012 and completed his superintendent certification in 2015. He also holds Texas certifications in Superintendent, Principal, Mathematics, Special Education, English as a Second Language, and Gifted/Talented education.

In addition to his campus leadership, Quach actively serves McKinney ISD through various district committees and represents Region 10C as a Board Member for the Texas Association of Secondary School Principals (TASSP). In 2025, he was named Region 10 Assistant Principal of the Year by TASSP, honoring his exemplary leadership across North Texas.

Quach is proud to be part of the McKinney Lion family, where he is passionate about fostering a culture of belonging, celebrating tradition, and supporting all students in reaching their highest potential.