Rise to Success: Career Highlights of Alex Michelsen

Discover the career path of Alex Michelsen, from the first major opportunity to industry-changing achievements.

Alex Michelsen is an American professional tennis player. His highest ATP singles ranking is world No. 32, which he reached on March 3, 2025. His highest doubles ranking is No. 75, achieved on February 24, 2025.

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Full Timeline Career & Achievements Success & Recognition

August 2022: Grand Slam Doubles Debut at US Open

In August 2022, Michelsen made his Grand Slam doubles debut at the US Open playing alongside Sebastian Gorzny, losing in the first round.

November 2022: Won First ITF Tour Title in East Lansing

In November 2022, Michelsen won his first title on the ITF Tour in East Lansing.

2022: Won Easter Bowl singles and doubles title and Wimbledon Boys' doubles title

In 2022, Michelsen won the singles and doubles title at the Easter Bowl, becoming the first American champion in both disciplines since 2006. He also won the 2022 Wimbledon Boys' doubles title with Sebastian Gorzny.

September 2023: Reached Career High Ranking after US Open

On 11 September 2023, as a result of his performance at the US Open, Alex Michelsen reached a new career high of No. 117. He also entered the mixed doubles competition with Robin Montgomery and reached the second round on his debut.

2023: Semifinals at Cary Challenger II, Challenger win in Knoxville, and Next Generation ATP Finals qualification

In 2023, Michelsen reached the semifinals at the Cary Challenger II but lost to eventual champion Zachary Svajda. He won his second Challenger in Knoxville and made his top 100 debut. In November 2023, he qualified for the Next Generation ATP Finals.

2023: Challenger final in Rome, USA and BNP Paribas Open

In February 2023, Michelsen reached his first Challenger final in Rome, USA, losing to Jordan Thompson. In March 2023, Michelsen received a qualifying wildcard for the BNP Paribas Open in Indian Wells.

May 2024: Reached top 65 and first ATP clay court quarterfinal

In May 2024, Alex Michelsen reached the top 65 in the singles rankings. He reached his first ATP clay court quarterfinal with a win over Taylor Fritz at the Geneva Open.

August 2024: Second Round at Cincinnati Open, Improved Ranking, and Semifinals at Winston-Salem Open

In August 2024, Alex Michelsen reached the second round at the Cincinnati Open and improved his career-high to world No. 52. He also reached his first ATP and Masters 1000 doubles final. At the Winston-Salem Open, he reached the semifinals and reached the top 50.

2024: Grass Court Win in Mallorca and Hall of Fame Open Final

In 2024, Alex Michelsen had his first grass court win of the season over Nuno Borges in Mallorca, becoming the youngest player to win a match at the tournament. He reached a consecutive final at the Hall of Fame Open, defeating Reilly Opelka in the semifinals before losing to Marcos Giron.

2024: Reached Third Round at Australian Open and Top 75 Ranking

In 2024, Michelsen reached the third round at the Australian Open, defeating James McCabe and Jiří Lehečka. As a result, he reached the top 75 in the singles rankings.

2024: Wins, Losses, and Masters Debut in 2024

In 2024, at the Dallas Open, Alex Michelsen defeated Tennys Sandgren but lost to Frances Tiafoe. At the Delray Beach Open, he defeated Thanasi Kokkinakis but lost to Tommy Paul. At the Los Cabos Open, he defeated Constant Lestienne and Alex de Minaur, but lost to Jordan Thompson. At the BNP Paribas Open, he defeated Jaume Munar and lost to Tommy Paul. He also debuted at the Miami Open and defeated Lukáš Klein.

February 24, 2025: Achieved ATP Doubles Ranking No. 75

On February 24, 2025, Alex Michelsen achieved a doubles ranking of No. 75.

March 3, 2025: Achieved ATP Singles Ranking No. 32

On March 3, 2025, Alex Michelsen achieved a career-high ATP singles ranking of world No. 32.

2025: Reached Fourth Round of Major at Australian Open

In 2025, at the Australian Open, Alex Michelsen defeated Stefanos Tsitsipas, James McCabe and Karen Khachanov to reach the fourth round of a major for the first time in his career.