Next he defeated 24th seed Sebastian Korda to reach the third round for a second time at a Major.
He went one step further and defeated Fabio Fognini to reach the fourth round of a Major for the first time in his career.
He lost to Stefanos Tsitsipas in straight sets.
As a result he made his top 100 debut at world No. 81 and became the Austrian No. 1 player on 12 June 2023.
He further reached the top 70 following a Challenger final showing at the 2023 Ilkley Trophy where he lost to Jason Kubler.
As a result of his run he received a wildcard for the 2023 Wimbledon Championships, where he had made the third round previously in 2017.
He reached a new career-high ranking of No. 52 on 24 July 2023.
He also made the second round at the last Major, the US Open.
At the 2023 Astana Open, he reached the semifinals defeating third seed Alexander Bublik and this time compatriot Dominic Thiem.
As a result he moved into the top 50 in the rankings on 2 October 2023.
He lost to sixth seed and eventual champion Adrian Mannarino.
Ofner made his Masters debut at the 2023 Rolex Shanghai Masters where he reached the second round for his first win over Juan Pablo Varillas.
He received a wildcard for the 2023 Erste Bank Open.
He finished the year ranked No. 43 in the world.
Ofner reached the semifinals in Hong Kong defeating Mackenzie McDonald, fifth seed Jan-Lennard Struff and Roberto Bautista Agut.
He lost to Emil Ruusuvuori in three sets.
As a result, he reached the top 40 on 8 January 2024.
He made his debut at the 2024 Australian Open where he lost to Thanasi Kokkinakis in a tight five setter match with a fifth set tiebreak.
Current through the 2023 Shanghai Masters .
Ofner's record against players who have been ranked in the top 10, with those who are active in boldface.
Only ATP Tour main draw matches and Davis Cup matches are considered:
1996
Sebastian Ofner (born 12 May 1996) is an Austrian professional tennis player.
He has a career high ATP singles ranking of World No. 37 achieved on 8 January 2024.
He is currently the No. 1 Austrian player.
2017
Ofner made his ATP main draw debut at the 2017 Wimbledon Championships after going through qualifying, defeating Kimmer Coppejans, Miljan Zekić and Jay Clarke.
In the first round, he beat Thomaz Bellucci in straight sets.
In the next round, he upset world No. 18 Jack Sock in a five-setter.
In August, Ofner caused another surprise in front of his home crowd at the 2017 Generali Open Kitzbühel by defeating first seed Pablo Cuevas as a wildcard in the second round.
He then won over Renzo Olivo to reach the semifinals where he fell to João Sousa.
2018
Ofner won his maiden ATP Challenger title at the 2018 President's Cup in Astana.
At the 2022 French Open he qualified to make his Grand Slam main draw debut at this Major.
He lost to World No. 3 Alexander Zverev in the first round.
In the first three months of the season Ofner reached three Challenger Tour finals in Tenerife, Antalya and in Zadar.
He qualified for his first ATP tournament for the season in Estoril where he lost in the first round to Dominic Thiem.
Ranked No. 118, he qualified for the main draw of the 2023 French Open for a second consecutive year and defeated Maxime Cressy for his first win at this Major.
