Hilmer Wiberg

Hilmer Wiberg (born 2005) is a Swedish powerboat racer who has achieved multiple world championships across different racing categories. He is best known for winning the 2022 GT30 World Championship and being the runner-up in the 2025 UIM F2 World Championship, where he finished second to his sister Mathilda Wiberg in a dramatic season finale. Wiberg is a prominent member of the Swedish powerboat racing scene and represents the Wiberg Racing team alongside his sister.

Early life and family background

Wiberg comes from a powerboat racing family based in Åkersberga, Sweden, located about 40 km north of Stockholm. His father introduced both Hilmer and his sister Mathilda to the sport, and the entire Wiberg family travels to races together as a team under the banner of Wiberg Racing.

Hilmer began his powerboat racing career in the mid-2010s, competing alongside his younger sister Mathilda in various junior categories before progressing to senior-level competition.

Racing career

Junior championships (2016-2020)

Wiberg's breakthrough year came in 2019 when he achieved multiple championship successes. He won the GT15 European Championship, demonstrating his skill in the junior category where drivers compete until age 16. The same year, he earned a silver medal in the UIM Class 3J World Championship, partnering with William Sjöström while his sister Mathilda and Stefan Arand won the gold.

The racing media noted that this gave "the family another medal" and highlighted the competitive nature of the Wiberg siblings even in their early careers.

His dominance in GT30 was also evident in other competitions, with reports of him taking "all three heat victories in GT30" at various race meetings.

Formula 2 career (2025)

Wiberg's transition to the premier UIM F2 World Championship category marked the next phase of his career, where he would ultimately compete directly against his sister Mathilda for world championship honours.

2025 season

In 2025, Wiberg achieved a bronze medal in the F2 European Championship in his rookie season, finishing third behind Nikita Lijcs and Edgaras Riabko.

Throughout the World Championship, he secured multiple podium finishes, including a third-place finish in the season opener at Brindisi, Italy, where he finished behind winner Matthew Palfreyman and runner-up Peter Morin.

Going into the championship-deciding final race in Vila Velha de Ródão, Portugal, Wiberg held the championship lead with 39 points, ahead of his sister Mathilda (34 points) and Peter Morin (32 points).

The dramatic finale

The championship-deciding race on 21 September 2025 proved to be one of the most dramatic in F2 history. Starting from fifth position on the grid, Wiberg was in contention for the title when disaster struck.

S3 World Endurance Championship (2026)

In May 2026, Wiberg raced for Monsnauteam alongside Benjamin Berti, Maverick Grolet and Adam Wrenkler at the 24 Heures Motonautiques de Normandie at Poses, which served as the entire 2026 UIM S3 World Endurance Championship. Monsnauteam won Race 2 on Saturday and finished second in Race 3 on Sunday, securing the vice-championship title with 50 points behind winners Team Touax MRK Racing on 57 points.

Achievements and records

2022 GT30 World Champion The team is known for its professional approach and has been a consistent presence in international powerboat racing for several years.

Legacy and impact

Hilmer Wiberg is a Swedish powerboat racer who has won world championships in categories ranging from junior levels to the F2 class. He has competed in the GT15, GT30, and F2 categories, winning European and World championships in the GT15 and GT30 classes respectively.

His role in the historic 2025 F2 World Championship, while ending in disappointment for his own title ambitions, contributed to one of motorsport's most significant moments when his sister became the first woman to win a Formula-class world championship in any form of motorsport.

Personal life

Wiberg continues to race professionally while maintaining strong family ties to the sport. The Wiberg Racing team operates as a family unit, with both siblings and their parents traveling to races together throughout Europe and beyond.