Gruna was born in a family where his father and brother are surgeons and his younger brother is an engineer.
1 1 After watching a Bruce Lee movie, Gruna fell in love with martial arts movies and began to learn karate, boxing and free fighting.
/kloc-at the age of 0/8, he joined the French army instead of following many people's advice to continue his studies. He volunteered to be a navy commando in the army. As part of his training, he learned to use scuba diving, air driving and climbing techniques.
198 1 year, Gruna left the French army, and then began to retrain and became a professional freedom fighter.
He went to the French Alps and began to receive professional boxing training. In order to pay for training, he had to keep four jobs at the same time, namely bodyguard, ski patrol, coach and ski driver. From 65438 to 0984, he began his career as a professional a freedom fighter in France. After 10 professional fights, he became the champion of the middleweight group of French free fighting.
Before 1985, the success of the tour enabled him to train and compete full-time, and in 1986, he won the world middleweight free fighting champion. After successfully realizing his dream of becoming a world champion, he retired on 1987 to continue his career as an actor and model.
Since 1987 appeared in Cannes Film Festival, he has started his film career. 1990, Gruna joined Imperial Entertainment and began to play some roles in action films including the urban action film city of angels and Albert Payne's sci-fi thriller Future World 1993.
Gruna stayed in Imperial Entertainment and continued to participate in Men- 1994, Boxer- 1997, Mercenary-1997, Ares-1998 and Interceptor -65438+. In the end, he starred in 27 movies and 3 TV series, and successfully established a serious and self-disciplined Hollywood star image.
Throughout his whole life after retirement, Guna still maintained his enthusiasm for fitness, continued his unbearable fitness methods during service and combat, and added some other skills to his fitness habits.
His latest role is the role of "wild animal" in the clip of "Crossing the River Dragon".
Over the years, Gruna has kept healthy and learned some new skills, including surfing and helicopter driving. He still insists on skiing and air driving.