Gianni, a Croatian shooter, began his journey in the sport in 1996 at age 14 in Novigrad, Croatia. Inspired by his father and grandfather, who were passionate about firearms, Gianni first held a shotgun at age 10 during a hunting trip. This experience left a lasting impression on him.

| Season | Event | Rank |
|---|---|---|
| 2016 | Men's Trap | 9 |
| 2012 | Men's Trap | G Gold |
Gianni made his international debut in 2003 at the European Championship in Brno, Czech Republic, representing Croatia. This marked the beginning of his international career, where he competed against Europe's best shooters.
One of Gianni's most memorable achievements was being selected to compete at the 2012 Olympic Games. He considers this a significant milestone in his career. His father and grandfather have been the most influential figures in his journey.
Gianni was named Athlete of the Year by the Croatian Olympic Committee in 2012 and 2015. These accolades reflect his dedication and success in the sport. His hero is Italian shooter Giovanni Pellielo.
Gianni has a superstition about black cats. His sporting philosophy is simple: "Never give up and persevere in order to achieve your goals." This motto has guided him throughout his career.
Gianni lives in Novigrad, Croatia, with his wife Sabina and their children Eva and Leonardo. He holds dual citizenship in Croatia and Italy. Besides shooting, he has worked as a waiter at his family's restaurant.
After winning gold at the 2012 London Olympics and securing the European individual title, Gianni was promised a permanent post in the Croatian army by the Croatian Olympic Committee. This commitment was fulfilled in 2015.
Looking ahead to future competitions, Gianni aims to continue competing at high levels. His dedication to the sport remains unwavering as he prepares for upcoming events with the same determination that has defined his career thus far.
Gianni's journey from a young boy holding a shotgun for the first time to an Olympic gold medallist is a testament to his hard work and perseverance. His story continues to inspire many in the world of sports.
Gianni, a Croatian shooter, began his journey in the sport in 1996 at age 14 in Novigrad, Croatia. Inspired by his father and grandfather, who were passionate about firearms, Gianni first held a shotgun at age 10 during a hunting trip. This experience left a lasting impression on him.