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REMEMBERING PETER DIRK SIEMSEN

Announcements Human Interest March 23, 2026

The Star Class Mourns the Passing of Peter Dirk Siemsen 

The International Star Class Yacht Racing Association (ISCYRA) mourns the passing of Peter Dirk Siemsen, a towering figure in the history of the Star Class and Brazilian sailing.

Affectionately known as “Peterzão”, Siemsen dedicated his life to the Star Class, leaving an enduring mark both on and off the water. A former President of ISCYRA, widely regarded as one of the most influential in the Class’s history, he also served as Vice President of the International Yacht Racing Union (IYRU), contributing significantly to the global development of the sport.

An accomplished sailor, Siemsen was a South American Star Champion and a passionate competitor across multiple disciplines, including ocean racing, where he collected numerous titles. His commitment to the Star Class extended far beyond his own achievements: he played a pivotal role in growing the fleet in Brazil by importing boats, organizing major championships, and mentoring generations of sailors.

Many of Brazil’s most prominent sailors took their first steps in the Star Class sailing on his bow, including Torben Grael, a testament to his generosity and dedication to developing talent. His legacy also lives on through his family, with his son Peter Eduardo Siemsen following in his footsteps as a Star sailor and Silver Star.

Beyond the racecourse, Siemsen served as a jury member in the America’s Cup, was a respected trademark and patent lawyer, and remained deeply involved in yacht club life, notably at Iate Clube do Rio de Janeiro, where he acted as an advisor for many years. He also authored a book chronicling the history of sailing in Brazil, preserving the heritage of the sport he loved.

Peter Dirk Siemsen was, in every sense, “Mr. Star”, a passionate advocate, a leader, a mentor, and a custodian of the Class traditions.

At this moment, the Star Class fleet lowers its sails in tribute. His legacy will continue to inspire future generations, ensuring that the values and spirit he embodied remain at the heart of the Class.

The Star Class extends its deepest condolences to the Siemsen family, to his many friends, and to the entire Brazilian sailing community.





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