August Holmgren (born 22 April 1998) is a Danish professional tennis player. He has a career-high ATP singles ranking of world No. 144, achieved on 28 July 2025 and a doubles ranking of No. 284, achieved on 9 June 2025. He is currently the No. 3 player from Denmark.
Holmgren has represented Denmark at the Davis Cup making his debut in 2017, and has a win-loss record of 7âÂÂ3.
Holmgren played five years of college tennis for the San Diego Toreros from 2017 to 2022, receiving numerous West Coast Conference (WCC) honors. He was the nation's top-ranked player after winning the Intercollegiate Tennis Association (ITA) National Fall Championships in late 2021, and he finished his college career as the 2022 NCAA Singles Championship runner-up to Ben Shelton.
Throughout his junior career, Holmgren was training and playing for .
Holmgren made his ATP debut at the 2021 San Diego Open after receiving a lucky loser spot into the main draw after third seed Félix Auger-Aliassime withdrew. There, he lost to former world No. 3 Grigor Dimitrov in straight sets.
In July 2024, Holmgren won his maiden Challenger title in Pozablanco, Spain, defeating top seed Antoine Escoffier in the final. Holmgren was the first Danish Challenger titlist since Holger Rune in 2022. Two weeks later, on 5 August 2024, he reached the top 175 in the singles rankings at world No. 167 following another Challenger title at the 2024 Porto Open.
In July, Holmgren made his major debut at Wimbledon, reaching the main draw as a qualifier, In the main draw, Holmgren recorded his first major win by defeating Quentin Halys in the first round. With his second round win over 21st seed TomÃ¡à ¡ MacháÃÂ, in five sets with a deciding fifth-set tiebreak, after nearly five hours of play, Holmgren was only the second Danish man in the Open Era to reach the third round on his major main draw debut. As a result he moved into the top 150 in the ATP rankings. Holmgren earned a new nickname: âÂÂthe King of Wimbledon ComebacksâÂÂ. He lost in the third round to Alex de Minaur.
In July, Holmgren won his third Challenger title in Granby by defeating top seed Eliot Spizzirri in the semifinal and third seed Liam Draxl in the final.
In September, Holmgren also made his Masters 1000 debut as a qualifier at the 2025 Shanghai Masters.