About us

A Family-Owned Orthodontic Practice

Learn our story and what drives us to ensure that you always leave our care with complete confidence in your smile.

Welcome to Kieu Orthodontics

“Our mission is to treat every patient with the same care, passion, and attention to detail we would give our own family. At Kieu Orthodontics, you deserve nothing less than the very best.”

UCLA School of Dentistry, 2014 – White Coat Ceremony

Our story

Creating Happy, Healthy Smiles Since 1992

Kieu Orthodontics was founded in 1992 by Dr. Kevin Nam Kieu, who dedicated his career to delivering exceptional orthodontic care with precision and attention to detail. His passion for transforming smiles and building patient confidence became the foundation of the practice. Now joined by his son, Dr. Calvin Kieu, they blend over 30 years of experience with the latest advancements in orthodontic technology to provide personalized treatment and outstanding results. As a family-owned boutique practice, Kieu Orthodontics offers a warm, welcoming environment where every patient is treated like family, ensuring a comfortable experience and a smile they’ll love for a lifetime.

Now joined by his son, Dr. Calvin Kieu, they blend over 30 years of experience with the latest advancements in orthodontic technology to provide personalized treatment and outstanding results. As a family-owned boutique practice, Kieu Orthodontics offers a warm, welcoming environment where every patient is treated like family, ensuring a comfortable experience and a smile they’ll love for a lifetime.

Meet Our Doctors

Father & Son Team Committed to Excellent Results

Dr. Calvin Kieu

Dr. Calvin Kieu is passionate about creating beautiful, confident smiles while providing the highest quality orthodontic care to his community. A proud double Bruin, Dr. Kieu earned his Bachelor of Science and Doctor of Dental Surgery (DDS) degrees from UCLA before completing his orthodontic certification at NYU.

Following in the footsteps of his father, Dr. Kevin Kieu, Dr. Kieu is honored to continue a legacy of excellence in orthodontics. With over 30 years of service to the Fountain Valley and greater Southern California community, the Kieu family has built a reputation for compassionate care, precision, and outstanding results. Dr. Kieu’s mission is to uphold these values while incorporating the latest advancements in orthodontic treatment.

Beyond his work, Dr. Kieu enjoys an active lifestyle, whether he’s on the golf course, skiing down the slopes, exploring new destinations, or spending quality time with family and friends.

Dr. Kevin Kieu

Dr. Kevin Kieu’s journey in orthodontics is rooted in resilience and passion. After immigrating from Vietnam with his family in 1979, he earned his degree from UC Irvine, where he met his wife, Audrey. He went on to complete his DDS at UCLA and his orthodontic residency at the University of Michigan.

Dr. Kieu opened his private practice in 1992, becoming the first orthodontist in Orange County’s Little Saigon community and bringing specialized care to an underserved population. For over 30 years, he has transformed countless smiles and built a reputation for excellence, compassion, and integrity—leaving a lasting impact that now inspires the next generation of orthodontists, including his son, Dr. Calvin Kieu.

Outside of orthodontics, Dr. Kieu enjoys living a healthy and active lifestyle. He works out daily and travels with his wife and children, embracing new experiences and cultures along the way.

Words from Our Valued Patients

“My forever favorite doctor !! I cannot recommend Dr. Kieu and his team enough! From the moment I walked into the office, I was met with warmth and professionalism.”

– Lan M.

“I had a great experience. The team here is incredibly nice, professional, and truly cares about their patients. They took the time to explain every step of the process, and made sure I was comfortable.”

– James M.

“I recently had the pleasure of being treated by Dr. Calvin Kieu and his wonderful team, and I couldn’t be more pleased with the results. From the first consultation to the final adjustments, Dr. Kieu and his team were professional, attentive, and genuinely caring about my dental health.”

– Quyen T.

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