Meet Our Coaches
PRESIDENT & CEO, HEAD COACH
DUJE GRUBISIC
14U/18U Girls | Beckman High School
Duje Grubisic is a visionary leader in the world of water polo and aquatics. Born and raised in Croatia, Duje began his professional water polo career at the age of sixteen. His early experiences in one of Europe’s water polo powerhouses provided him with a solid foundation, which he later built upon during his collegiate career at Concordia University in the United States.
HEAD COACH
TIJMEN EGBERTS
10U Coed
Coach Tijmen Egtberts was born and raised in The Netherlands. He started playing competitive water polo at the age of 8. His talent got recognized at Santa Rosa Junior College where he played for two years and was added to the coaching staff for one year as well.
HEAD COACH
MATT CALHOUN
12U/14U Girls
Coach Matt Calhoun is from Visalia, CA in the central valley where he played water polo and swam for Mt. Whitney High School. After graduating he attended the College of the Sequoias for an associate’s degree, where he also swam, before transferring to UC Davis. At Davis he studied Psychology and played for the men’s club water polo team.
ASSISTANT COACH
JEFF HAMILTON
10U Coed
Coach Jeff has been with Patriot Water Polo since 2019 as an assistant 10u coach. From 1991-1995 Jeff played water polo with Canyon High School in Anaheim Hills. In 1994 he was selected to play with the USA Junior National team and then went on to win two back-to-back California State Championships with Golden West College.
Blog ✍️
We place a strong focus on quality teaching in a family-friendly atmosphere, carried out by our qualified staff.
Coaching to Make a Difference
Published on: June 2, 2022
Participation in sports can be something extremely beneficial to people’s lives. Sports offer skills such as leadership, teamwork, time management, work ethic, recognizing priorities, etc. For those who have grown up playing sports…
Eating Disorders in Athletes
Published on: February 1, 2022
Eating disorders, including anorexia and bulimia, are very serious. It is important to educate trainers and trainees how to recognize if someone has a problem, what the health consequences are, and how to prevent/treat them.
8 Essential Skills Good Teammate Should Have
Published on: November 18, 2021
Are you aware of which skills a good teammate should have? Do you want to learn how to be a positive force for your team? Check our latest article.