Thai-Son Kwiatkowski (born February 13, 1995) is a Vietnamese American tennis player. He played collegiately for the Virginia Cavaliers. On 29 May 2017, Kwiatkowski won the NCAA Men's Singles Championship.
College career Coming out of high school, he was the nation's top recruit. Kwiatkowski was on three national championship teams during his time at Virginia. As a sophomore, he tied the school's single season wins record, going 44-8 during the season. On September 11, 2016, Kwiatkowski won the American Collegiate Invitational, which earned him a wild card into the qualifying tournament for the 2017 US Open. After his senior season, he was named first-team all-ACC. Kwiatkowski won the singles title at the 2017 NCAA Men's Singles Championship, defeating William Blumberg in the final.
Other notable college achievements: 2018 NCAA Top 10 Award winner ACC Men's Tennis Scholar-Athlete of the Year (second straight year) Was also named the Virginia Athletic Department's Scholar Athlete of the Year for the second straight year Singles All-American, his third time earning the honor All-ACC First Team, his fourth all-conference honor but his first time being voted to the first team ITA Atlantic Region Senior Player of the Year NCAA All-Tournament Team at No. 2 Doubles ITA Indoors All-Tournament Team (No. 2 Singles and No. 2 Doubles) ITA Scholar-Athlete Repeated as the VaSID State Player of the Year Four-time member of the All-ACC Academic Team ACC Player of the Week (April 18)
Professional career
After winning the NCAA singles championship, Kwiatkowski was awarded a wildcard into the main draw of the 2017 US Open. He faced the 23rd seed Mischa Zverev in the first round, losing in five sets.
He won his maiden Challenger title in Newport Beach in 2020. He was also awarded a wildcard into the main draw of the 2020 US Open, where he lost in the first round to Kwon Soon-woo in four sets.
In August 2024, he announced his retirement after playing his last singles match at the 2024 Winston-Salem Open but in August 2025, he was accepted into the tournament to play in the qualifying competition using protected ranking.
Personal life Thai-Son's parents are Wendi Le and Tim Kwiatkowski. He has a younger brother named Liem. His parents are both University of Virginia alumni. Kwiatkowski is of Vietnamese and Polish descent. Kwiatkowski majored in commerce.
On 23 February 2021, Thai-Son Kwiatkowski successfully obtained Vietnamese citizenship in order to play for Vietnam's national tennis team in upcoming tournaments.American tennis Thai-Son Kwiatkowski player acquires Vietnamese citizenship He immediately became the most accomplished tennis player to represent Vietnam after he obtained the citizenship and planned to represent the country in international competition. He is playing for Hung Thinh – Ho Chi Minh City team since October 2019.
Thai-Son is not the first foreign-born tennis player to be recruited by a Vietnamese domestic tennis team. Daniel Nguyen a Vietnamese American tennis player is playing for the Hai Dang - Tay Ninh team and obtained Vietnamese citizenship in 2019.Vietnamese HCMC team signs high ranked Vietnamese American tennis playerDaniel Nguyen obtains Vietnamese citizenship
ATP Challenger and ITF Tour finals
Singles: 9 (8 titles, 1 runner-up) Legend (singles)ATP Challenger Tour (1–0)Futures/ITF World Tennis Tour (7–1)Finals by surfaceHard (7–1)Clay (1–0)
ResultW–LDateTournamentTierSurfaceOpponentScoreWin1–0Puerto Rico F1, MayagüezFuturesHard Alexios Halebian6–1, 6–4Win2–0USA F33, HoustonFuturesHard Sebastian Korda6–2, 6–2Win3–0Singapore F1, SingaporeFuturesHard Soichiro Moritani6–2, 6–2Win4–0Canada F3, CalgaryFuturesHard Paul Oosterbaan6–4, 6–3Win5–0Newport Beach, USAChallengerHard Daniel Elahi Galán6–4, 6–1Win6–0M15 Sunrise, USAWorld Tennis TourClay Tristan McCormick6–4, 7–6(7–5)Loss6–1M15 Las Vegas, USAWorld Tennis TourHard Bernard Tomic1–6, 6–4, 2–6Win7–1M25 Santo Domingo, Dominican RepublicWorld Tennis TourHard Nick Hardt6–4, 6–4Win8–1M25 Santo Domingo, Dominican RepublicWorld Tennis TourHard Andrés Andrade6–4, 7–6(7–3)
Doubles: 14 (5 titles, 9 runner-ups) Legend (doubles)ATP Challenger Tour (1–4)Futures/ITF World Tennis Tour (4–5)Finals by surfaceHard (5–6)Clay (0–3)
ResultW–LDateTournamentTierSurfacePartnerOpponentsScoreWin1–0USA F17, CharlottesvilleFuturesHard Mac Styslinger Greg Jones José Statham6–4, 6–1Win2–0USA F18, Winston-SalemFuturesHard Jared Hiltzik Austin Smith Dennis Uspensky6–4, 6–2Loss2–1Finland F1, KaarinaFuturesClay José Statham Herkko Pöllänen Mikael Torpegaard7–6(7–4), 3–6, [6–10]Loss2–2Puerto Rico F1, MayagüezFuturesHard Quinton Vega Nebojša Perić Ilija Vučić1–6, 3–6Win3–2France F5, ToulouseFuturesHard (i) Fabien Reboul Niels Desein Yannick Jankovits6–3, 7–6(7–4)Loss3–3USA F20, RochesterFuturesClay Luca Corinteli Hugo Di Feo Mikael Torpegaard6–7(5–7), 4–6Loss3–4USA F33, HoustonFuturesHard Austin Krajicek Aron Hiltzik Dennis Nevolo6–7(3–7), 3–6Loss3–5Mexico F7, MetepecFuturesHard John Paul Fruttero Gonzalo Escobar Manuel Sánchez3–6, 3–6Win4–5Canada F4, KelownaFuturesHard Julian Bradley Charlie Emhardt Samuel Shropshire7–6(7–5), 7–5Loss4–6Tallahassee, USAChallengerClay Noah Rubin Roberto Maytín Fernando Romboli2–6, 6–4, [7–10]Loss4–7Winnetka, USAChallengerHard Christopher Eubanks JC Aragone Bradley Klahn5–7, 4–6Win5–7Indian Wells, USAChallengerHard Denis Kudla Sebastian Korda Mitchell Krueger6–3, 2–6, [10–6]Loss5–8Charlottesville, USAChallengerHard (i) Denis Kudla John-Patrick Smith Sem Verbeek6–3, 3–6, [5–10]Loss5–9Indian Wells, USAChallengerHard Alex Lawson Ryan Seggerman Patrik Trhac2–6, 6–7(3–7)
References
External links
Virginia Cavaliers bio