Joel Schwärzler

Joel Josef Schwärzler (born 27 January 2006) is an Austrian professional tennis player. He has a career-high ATP singles ranking of No. 150 achieved on 10 August 2026 and a doubles ranking of No. 202, reached on 12 January 2026. He is currently the No. 3 singles player from Austria.

Early life Schwärzler is the son of a South African mother and an Austrian father. He grew up in Hard, Austria. He began playing tennis at the age of 5.

He began training at the ÖTV performance centre in Südstadt in 2021.

Junior career Schwärzler won the Austrian U18 national championship titles in singles and doubles in 2022, and followed this up by winning the U16 European Championships in July 2022 in Přerov, Czechia, defeating top seed Martín Landaluce in the final.

In September 2023, Schwärzler was a runner-up in the boys' doubles category at the 2023 US Open, with Italian Federico Bondioli. The pair lost to Max Dahlin and Oliver Ojakäär, despite twice having a match point. In October, Schwärzler won two singles titles in a row, claiming victory at J500 event in Osaka and following that up with victory at the ITF Junior Masters event in Chengdu, China. He defeated Mexican Rodrigo Pacheco Méndez in the boys’ final. He became the first Austrian player to win the title.

At the 2024 French Open, Schwärzler won his first Grand Slam Junior title, in the boys' doubles, partnering with Norwegian Nicolai Budkov Kjær.

The Austrian had good results on the ITF junior circuit, maintaining a 105–46 singles win-loss record and reached an ITF junior combined ranking of world No. 1 on 29 January 2024.

Professional career

2024-25: Challenger title, ATP & top 300 debuts In 2024, Schwärzler won his first Challenger title at the 2024 Macedonian Open, defeating Sergey Fomin, Ergi Kırkın, Andrew Paulson, Gerard Campaña Lee and Kamil Majchrzak in the process. He achieved a new career high ranking of No. 387 with the win, and became the youngest player (born in 2006) to win a Challenger title, followed by Gabriel Debru and Learner Tien who were also champions in 2024 at that level. He was also just the fourth player to win an ATP Challenger Tour title while holding the Junior No. 1 ranking after Nick Kyrgios, Taylor Fritz and Wu Yibing.

Schwärzler made his ATP debut at the 2024 Generali Open Kitzbühel, losing to Thiago Seyboth Wild in the first round. He also received a wildcard for the 2024 Erste Bank Open but lost to top seed Alexander Zverev.

Joel Schwärzler and Neil Oberleitner reached the doubles final of the 2025 Generali Open Kitzbühel, but lost to Petr Nouza and Patrik Rikl. It was the first ATP Tour final for both players.

On 25 August 2025, Schwärzler made his top 300 singles debut after reaching the final in Sofia, Bulgaria but lost to qualifier Alex Molčan.

2026: Two Challenger titles & top 150 debut

ATP Tour finals

Doubles: 1 (runner-up) LegendGrand Slam (–)ATP 1000 (–)ATP 500 (–)ATP 250 (0–1)Finals by surfaceHard (–)Clay (0–1)Grass (–)Finals by settingOutdoor (0–1)Indoor (–)

ATP Challenger Tour finals

Singles: 5 (3 titles, 2 runner-ups) LegendATP Challenger Tour (3–2)Finals by surfaceHard (1–1)Clay (2–1)

Doubles: 2 (2 titles) LegendATP Challenger Tour (2–0)

ITF World Tennis Tour finals

Singles: 3 (3 runner-ups) LegendITF WTT (0–3)

Doubles: 4 (4 titles) LegendITF WTT (4–0)Finals by surfaceHard (2–0)Clay (2–0)

Junior Grand Slam finals

Doubles: 2 (1 title, 1 runner-up)