About Bradley Klahn
Born 1990. Bradley Klahn is an American tennis player.
Bradley Klahn (born August 20, 1990) is an American former professional tennis player from Poway, California.
Klahn played collegiate tennis at Stanford University, where he won the 2010 NCAA Singles Championships as a sophomore. His next year as a junior, he was a finalist in the NCAA Doubles Championship. He played at the 2010 US Open, taking a set from 20th seed Sam Querrey before being defeated in four sets. Klahn received a wild card into the 2011 SAP Open. He underwent back surgery in February 2015 and did not resume playing until late 2016, accepting a wild card into qualifying for the Challenger event in Champaign-Urbana and winning three matches to reach the main draw, where he defeated Sam Groth in the first round and Tennys Sandgren in the second before falling to Jared Donaldson in the quarterfinals.
Personal life Klahn began playing tennis at age 11 after his mother, Nancy, who played tennis at University of Iowa, signed him up for a summer round-robin league. His father Dennis is a group controller. His younger sister Kathryn and younger brother Brian were both students at Santa Clara University. He grew up in Poway, California, 22 miles northeast of San Diego, and admired countrymen Pete Sampras, Andre Agassi and Andy Roddick.
Career
Juniors Achieved his top USTA Boys' 18s ranking of No. 1 in 2008. He had a career-high ranking in the International Tennis Federation was No. 14 and he reached the third round of the 2008 Junior Australian Open, Junior Wimbledon Championships, and Junior U.S. Open. He captured both the singles and doubles B18s titles at the 2008 USTA International Spring Championships and 2008 Winter Nationals and the doubles title at Melbourne's Optus Nottinghill ITF Championships. Klahn was a finalist at the 2008 Kalamazoo B18s doubles and the Optus Nottinghill ITF B18s singles. He won the 2006 USTA Nationals (Kalamazoo) B16s doubles and was a member of the Junior Davis Cup squad that competed in Barcelona that same year.
2008–09 Bradley went to Stanford and was the ITA National Rookie of the Year, Pac-10 Freshman of the Year and an All-Pac-10 First Team selection. Klahn became just the fourth player in school history to claim both the Pac-10 Singles and Doubles Championships in the same year. He led team with an overall record of 35–9, playing mainly at the top two spots of the lineup. He had the team-best 20–5 in dual matches with a 7–1 mark at the No.1 position and 13–4 record at the No. 2 spot. He went 19–8 against nationally ranked opponents and finished with a national ranking of No. 32. He had two different 10-match winning streaks on the year, including a season-best 11-match winning streak from Apr 8 to May 8. His highest-ranked victory was a 6–2, 7–5 win over No. 7 Robert Farah of USC on Apr 25. Klahn claimed the Pac-10 singles title with five consecutive straight-set victories but dropped a hard-fought, three-set decision to teammate Alex Clayton in the final of the ITA Regional Championship. In his first career match, picked up a 6–4, 6–4 win against Kentucky's Brad Cox at the ITA All-American Championships. In double he teamed up with Ryan Thacher for a final No. 28 national ranking and an 11–4 record (7–4 duals). The duo also claimed its first title, winning the Pac-10 doubles crown. advanced to the round of 32 at the ITA All-American Championships and advanced to the doubles semifinals of the ITA Regional Championships with Clayton. His first tournament in singles was at the 2022 French Open qualifying where he used his protected ranking. His first tournament back in doubles was the 2022 San Diego Open in September where he participated in singles in qualifying using a protected ranking and in doubles as a wildcard reaching the semifinals with Fernando Verdasco.
In August 2023, Klahn made his final professional appearance at the 2023 Golden Gate Open.
Challenger and Futures finals
Singles: 18 (9–9) LegendATP Challenger Tour (8–6)ITF Futures Tour (1–3)Finals by surfaceHard (9–9)Clay (0–0)Grass (0–0)
Doubles: 19 (10–9) LegendATP Challenger Tour (8–9)ITF Futures Tour (2–0)Finals by surfaceHard (8–8)Clay (2–1)Grass (0–0)
Performance timelines
Singles
Doubles
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Important facts
People in Bradley Klahn's life
Named in this biography and alive at the same time
Contemporaries
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Frequently asked questions
Who is Bradley Klahn?
American tennis player
When was Bradley Klahn born?
Bradley Klahn was born on 20 August 1990 in Poway.
What is Bradley Klahn's occupation?
Bradley Klahn is a tennis player.
What nationality is Bradley Klahn?
Bradley Klahn is American.
Sources & further reading
Cite this page
APA: Biography.guide. (2026). Bradley Klahn. https://biography.guide/bradley-klahn/
MLA: "Bradley Klahn." Biography.guide, https://biography.guide/bradley-klahn/.
Chicago: "Bradley Klahn." Biography.guide. https://biography.guide/bradley-klahn/.
Data last updated: 2026-09-20 · Spot an error? Report a correction.
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