Michael Anotnius

Michael Antonius, born on January 1, 2010, in the United States, began his tennis career at a young age, showcasing early potential. He has steadily progressed through the junior ranks, achieving notable milestones. By 2025, Antonius attained a career-high rank of 1601 on the ATP Tour, with a current Year-to-Date rank of 1627. His combined prize money from singles and doubles totals $438.

Antonius has garnered particular attention for his performance in junior circuits. In 2024, at the age of 14, he captured the boys’ singles title at Les Petits As, a prestigious international junior tennis tournament held in Tarbes, France, following in the footsteps of previous champions like Rafael Nadal. This achievement marked a significant turning point in his early career, highlighting his talent and competitive drive. He also became part of the USA boys’ team crowned 2024 World Junior Tennis champions, further solidifying his position as a promising young athlete.

His activity records on the ATP Tour show participation in quarter-final matches. On the TennisRecruiting.net platform, Antonius, a sophomore in the Class of 2028 at ICL Academy, holds impressive rankings, including a national rank of 1, a Middle Atlantic rank of 1, and a New York rank of 1 for 2025 recruiting. His ITF Junior Ranking reached a career-high of 30 as of October 13, 2025. His playing style is currently listed as unknown, with an unknown backhand. He represented the United States in various competitions.