DOS Taekwondo Grand Master Serdar “Sam” Guner was born 1981 in Wollongong Australia but raised in Austria where he started Taekwondo training at a very young age of 9 under the tutelage of Grand Master Sascha Osterman . He reached black belt in 1996. Grand Master Serdar represented first Austria and then Australia in State, National and International levels of competition. His outstanding ability, dedication, perseverance and focus have seen him rise through the ranks to be one of Australia’s leading exponents of Taekwondo. Sam founded DOS Taekwondo in 2005. His main dojo is located in the southern Sydney suburb of Caringbah with other locations too.

The ‘DOS’ dojo has a large training area and a newly refurbished gym for students. Sam, along with his fellow team members at DOS Taekwondo, are committed in providing a fun, safe and progressive environment. Each individual is encouraged to improve themselves and reach their own potential at their own pace. Taekwondo Grand Master Sam currently holds a 8th Dan Black Belt and is a nationally renowned Taekwondo Coach.

  • Born Wollongong, Australia 1981
  • Starded Taekwondo in Vienna, Austria 1991
  • Achieved 1st Dan 1996
  • Moved to Australia in 1998
  • Australian representative 1998-2004
  • Founded DOS TAEKWONDO in 2005
  • Achieved 6th Dan in 2011
  • Achieved 7th Dan in 2015
  • Achieved 8th Dan in 2020


  • 2019 Australian Taekwondo University President
  • 2019 Korean University Championship Official Representative
  • 2017 11th World Taekwondo Culture Expo Australian Representative
  • 2017 Oceania Taekwondo Union Coach
  • 2013 Kukkiwon Member
  • 2013 Australian Martial Arts Training College Pty Ltd Director
  • 2013 Certificate IV in Training and Assessment (TAE40110)
  • 2012 Sports Taekwondo Australia NSW Team Coach
  • 2011 Oceania Taekwondo Union Coach, Class: N
  • 2011 Oceania Taekwondo Union Referee, Class: N3
  • 2007 Taekwondo Australia Poomsae Judge
  • 2006 Australian Institute of Fitness Master Trainer
  • 2006 NSW Vocational Education and Training Advanced First Aid Response
  • 2006 Federation Internationalle Des Sports Aerobics and Fitness Gym Instructor
  • 2006 Australian Institute of Fitness Certificate IV in Fitness
  • 2006 Australian Institute of Fitness Certificate III in Fitness
  • 2000 The World Taekwondo Academy Kukkiwon Kukkiwon Training
  • 1999 The World Taekwondo Academy Kukkiwon Kukkiwon Training
  • 1999 National Coaching Accreditation Scheme Level 1 Coach
  • 1998 Taekwondo Federation Turkey Contributed to Success of the 2nd World Junior Taekwondo Championships