Ronin Jiu-Jitsu Whittier

Our Team

At Ronin Jiu-Jitsu Whittier we have a unique and balanced approach that integrates fitness and personal well-being utilizing Brazilian Jiu-Jitsu as our foundation. We have designed a system where physical fitness, health, wellness, and personal protection work together as one. We believe Brazilian Jiu-Jitsu has everything needed to create a balanced and healthy lifestyle. We follow the old style Brazilian Jiu-Jitsu philosophies where self defense is the focus.

Patrick Estrada

Owner/Head Instructor

Coach Patrick has been training and competing in Martial Arts since age 5. Born and raised in Whittier, Coach Patrick has decided to bring his extensive Martial Arts journey back home to where it all began and give back to the community which raised him. During his 37 years of Martial Arts training Coach Patrick has trained in multiple disciplines and various combat styles. He has trained under world class coaches, professors, and masters. He earned his first degree Black Belt in Tae Kwon Do in 1996 and competed for many years. In 1999, Coach Patrick was introduced to Brazilian Jiu-Jitsu and he has never looked back. His Jiu-Jitsu journey started in El Centro and took him to the Bay Area training under World Champion Jiu-Jitsu Black Belts and world renowned Master Charles Gracie. Coach Patrick has competed and trained as an amateur boxer, a mixed martial artist, as well as Muay Thai . Coach Patrick relocated back to Whittier in 2017 and spent time training at a local Jiu-Jitsu Academy. Coach Patrick now focuses his time on teaching Brazilian Jiu-Jitsu, martial arts, and self defense to his students and training his daughters who are also Brazilian Jiu-Jitsu practitioners and competitive MMA athletes. Coach Patrick is a USFL Certified Youth Pankration (MMA) coach. Coach Patrick is a Brazilian Jiu-Jitsu Brown Belt under 4 th Degree Black Belt Carlos Sapao and is bringing all his experience to “Uptown Whittier” creating what is now known as Ronin Jiu-Jitsu Whittier.

Jennifer Chavarria

Owner /Coach / Ronin Fit Certified


Jennifer is a competitive Brazilian Jiu-Jitsu Blue belt and has been training in the Bay Area under Master Charles Gracie for just over 2 years. Coach Jennee was first introduced to Martial Arts and Jiu-Jitsu in 2009 while living in San Mateo where Coach Patrick ran a fundamentals Jiu-Jitsu program. Jennee gravitated towards western boxing and Muay Thai and eventually made the move to Jiu-Jitsu. Coach Jennee has trained at CSA in Dublin which has been home to several professional MMA and Muay Thai fighters. Jennee is also a full-time Fire Dispatcher for Alameda County. Coach Jennee brings a vast knowledge of meal preps and meal planning as well as sport specific strength and conditioning. Jennee has taken numerous personal training courses. Coach Jennee is Ronin-Fit Certified.

Natalie Estrada

Assistant Coach / Kids Coach / Ronin-Fit Certified Coach

Natalie’s Martial Arts journey began at age 8, training in Tae Kwon Do earning her Red belt. Natalie competed multiple times in local Tae Kwon Do tournaments winning multiple 1 st place titles. Natalie began training in Jiu-Jitsu in 2016 in El Centro Ca. As a Brazilian Jiu-Jitsu competitor Natalie has won several gold medals on the local competition circuit before relocating full-time to Whittier where she graduated high school with honors in 2019. Natalie is a Youth MMA (Pankration) veteran competing several times under USFL. Natalie is a full time swim instructor specializing in kids programs and is now a Jiu-Jitsu Blue Belt under her father. Natalie coaches the kids programs at Ronin Jiu-Jitsu Whittier and is also a Ronin-Fit Certified Instructor.

Valerie Estrada

Assistant Coach / Kids Coach / Youth Pankration Coach

Valerie’s martial arts journey began at age 4, following her sister Natalie’s footsteps into Tae kwon Do also earning her red belt. Valerie competed alongside her sister in local Tae Kwon Do tournaments winning 1 st place multiple times. Valerie also started training Jiu-Jitsu in 2016 in El Centro. Valerie is a NAGA veteran taking Gold medal multiple times. Valerie is also a Youth MMA (Pankration) veteran with over 10 cage fights under USFL. Currently Valerie is a USA Amateur boxer and is a Green Belt in Jiu-Jitsu under her father. Valerie assists with kids programs and the youth MMA program at Ronin Jiu Jitsu Whittier.