David Chew is originally from Hilo, Hawaii and comes from a large family.  He is one of nine kids.  David moved to Oahu and lived in dorms at Kamehameha Schools since the 7th grade.  This is when David tried out for and found out that he excelled in wrestling.  Through hard work and dedication he won numerous high school tournaments.  He placed 5th place and then worked his way up to 2nd place in the state championships later in his high school career. Along the way, he won the Interscholastic League of Honolulu (ILH) division wrestling championship.  David helped Kamehameha win their first team state wrestling title his senior year in 1997.

After graduating high school, David attended and went on to wrestle for Pacific Lutheran University (PLU) in Tacoma, Washington for five years. While there, he continued winning tournaments and was a national qualifier. David graduated from PLU with a Bachelor of Arts degree in Sociology and Philosophy.  Shortly after moving back to Hawaii, he was introduced to Gracie Jiu-Jitsu in 2004 and started training directly under the tutelage of Relson Gracie.  Also during this time, David also started a family and currently has three beautiful children. In the next three years, David dominated Brazilian Jiu-Jitsu and submission grappling tournaments. 

In 2007, David was hand picked by Relson Gracie to represent his team of MMA fighters to compete in the Gracie Proving Grounds event.  Always one to challenge himself, David accepted and beat Kevin Grace in the first round by rear naked choke.  This performance and his continued dominance in tournaments earned David a purple belt by Relson.  David taught wrestling at Relson Gracie's main academy and then moved closer to home and is currently O2 Martial Arts Academy Head Wrestling Instructor.  He also currently works as a Residential Services Coordinator for Mental Health Kokua.

Here's a list of his accolades:

• 1997 ILH Wrestling Champion
• 1st Place 2004 NAGA Intermediate Heavyweight No-Gi
• 1st Place 2005 BJJ Hawaii Championship Heavyweight Advanced No-Gi
• 1st Place 2005 Aloha State BJJ Championship Heavyweight Advanced No-Gi
• 1st Place 2005 Aloha State BJJ Championship Heavyweight Blue Belt
• 2nd Place 2005 Hawaii Open BJJ Heavyweight Advanced No-Gi
• 1st Place 2006 Maui BJJ Championship Blue Belt
• 1st Place 2006 Hawaiian Championship of BJJ Heavyweight Advanced No-Gi
• 1st Place 2006 Hawaii Championship of BJJ Heavyweight Advanced No-Gi 1st Place
• 2006 Hawaiian Open Championship of BJJ Heavyweight Blue Belt 1st Place
• 2006 Hawaiian Open Championship of BJJ Heavyweight Advanced No-Gi Division 1st Place
• 2006 Aloha State Championship of BJJ Heavyweight Blue Belt
• 2006 Aloha State Championship of BJJ Heavyweight Advanced No-Gi Division
• 2006 Hawaii Triple Crown Heavyweight Belt
• 2nd Place 2007 NAGA Absolute Division
• 1st Place 2007 NAGA Advanced Heavyweight No-Gi Division
• 1st Place 2007 Hawaiian Championship of BJJ Heavyweight Blue Belt
• 1st Place 2007 Hawaiian Open Championship of BJJ Heavyweight Blue Belt
• 1st Place 2007 Hawaiian Open Championship of BJJ Heavyweight Advanced No-Gi  Division
• 1st Place 2007 Aloha State Championship of BJJ Heavyweight No-Gi Advanced Division
• 1st Place 2008 NAGA Super Heavyweight Advanced No-Gi Division