Thai Son Kwiatkowski

United States31 years oldRight-handed1.88 mPro since 2017

ATP rank

#16009 places this week

Points: 3
Career high: #181Feb 2020
Titles: 8
2026: 1–3

#1600This week

Best #217 in Nov 2021Title

No match scheduled.

Points to defend

0points to defend in the next 8 weeks

Nothing to defend in the next 8 weeks

ATP rankings breakdown, Sep 28

Splits

Matches

1–325%

4 matches in 2026

LatestLost to Blaise Bicknell, Phoenix Challenger Q210 Mar

Sets: 1–614%
Tiebreaks: 0–0
Deciding sets: 0–10%
From a set down: 0–20%
Finals: 0–0

Phoenix Challenger 2026ChallengerCourt speedLost Q2

Dallas 2026ATP 500108.2Very fastLost Q1

Columbia, Sc 2026ITF M15Court speedLost Q1

Serve & return

Last 12 months against the tour average

Pro Holds, breaks, aces, first and second serve, break points saved and return points won, each against the tour average.

Season by season

421 matches on record

SeasonAllHardClayGrassTitlesBest rank

20261–31–3––#1378

20250–40–4––#1365

202424–1923–111–70–12#246

202336–2429–227–2–1#334

20222–52–4–0–1#547

202119–2410–169–60–2#213

Best wins, last 12 months

Phoenix ChallengerQualifying R19 Mar

Thai Son Kwiatkowski

Elias Ymer

Most played

Head-to-head against the opponents Son Kwiatkowski has met most

Titles

8 titles from 9 finals.