H2H data updated: 2026-09-09 00:00 UTC

Tennys Sandgren vs Thai-Son Kwiatkowski

Compare the head-to-head record, career totals, season-by-season performance, and match log for Tennys Sandgren vs Thai-Son Kwiatkowski.

USA Age 35 Right-Handed 188 cm / 6'2"
H2H
0 0
0 main-draw meetings
USA Age 31 Right-Handed 188 cm / 6'2"

H2H Match Log

PlayerScorePlayerMatch DataDateRoundTournamentCategorySurface
Tennys Sandgren #92 6-4 6-1 Thai-Son Kwiatkowski #206 Match data Jun 24, 2019 Q1 Q Eastbourne Open ATP 250 Grass

1 qualifying meeting shown in the table; qualifying is excluded from the H2H score. Arrows show an edition's recorded category and documented modern equivalent; unresolved editions keep their recorded category. Asterisked totals include editions mapped from documented historical predecessor categories. Mapping details.

Career Comparison

Player Current Peak Pts Elo W L Win % GS 1000 including documented historical predecessor categories Finals 500 including documented historical predecessor categories 250 including documented historical predecessor categories Titles
Tennys Sandgren #1,243 #41 1,091 1,872 47 76 38.2% 0 0 0 0 1 1
Thai-Son Kwiatkowski #1,378 #181 314 1,529 0 7 0.0% 0 0 0 0 0 0

Career Progression by Age

Seasons are aligned by the age each player spent most of that calendar year. GS and Titles are cumulative career totals through that season.

Age Tennys Sandgren Thai-Son Kwiatkowski
YrW-LWin %RankEloGSTitles YrW-LWin %RankEloGSTitles
22 2017 0–2 0.0% #520 1,477 0 0
23 2018 0–1 0.0% #296 1,503 0 0
24 2019 0–1 0.0% #243 1,511 0 0
25 2017 2–6 25.0% #96 1,498 0 0 2020 0–1 0.0% #212 1,469 0 0
26 2018 16–20 44.4% #61 1,662 0 0 2021 0–1 0.0% #221 1,455 0 0
27 2019 13–17 43.3% #68 1,763 0 1
28 2020 8–13 38.1% #49 1,758 0 1 2023 0–1 0.0% #322 1,450 0 0
29 2021 8–16 33.3% #96 1,686 0 1
30 2022 0–3 0.0% #265 1,673 0 1
32 2024 0–1 0.0% #506 1,645 0 1

Surface Results by Age

Seasons are aligned by the age each player spent most of that calendar year. Results cover completed main-draw matches. Bold green marks the higher win percentage when both players have at least 5 matches on that surface at the aligned age.

Age Tennys Sandgren Thai-Son Kwiatkowski
Yr HardClayGrass Yr HardClayGrass
W L M Win % W L M Win % W L M Win % W L M Win % W L M Win % W L M Win %
22 2017 0 1 1 0.0% 0 1 1 0.0%
23 2018 0 1 1 0.0%
24 2019 0 1 1 0.0%
25 2017 2 2 4 50.0% 0 3 3 0.0% 0 1 1 0.0% 2020 0 1 1 0.0%
26 2018 9 10 19 47.4% 7 9 16 43.8% 0 1 1 0.0% 2021 0 1 1 0.0%
27 2019 8 12 20 40.0% 0 2 2 0.0% 5 3 8 62.5%
28 2020 7 10 17 41.2% 1 3 4 25.0% 2023 0 1 1 0.0%
29 2021 4 9 13 30.8% 1 4 5 20.0% 3 3 6 50.0%
30 2022 0 3 3 0.0%
32 2024 0 1 1 0.0%
Career 30 47 77 39.0% 9 21 30 30.0% 8 8 16 50.0% 0 6 6 0.0% 0 1 1 0.0%

Performance Progression by Age

Seasons are aligned by the age each player spent most of that calendar year. Detailed serve and return statistics available for 122/123 of Tennys Sandgren's and 7/7 of Thai-Son Kwiatkowski's main draw matches. Sample is shown as matches with detailed serve and return statistics / total main draw matches. Bold green marks the stronger value when both stat samples contain at least 5 matches; lower is better for DFs/M.

Age Tennys Sandgren Thai-Son Kwiatkowski
Yr Sample Aces/M DFs/M 1st Sv% 1st Pts% 2nd Pts% BP Saved% BP Conv% Svc Pts% Ret Pts% Yr Sample Aces/M DFs/M 1st Sv% 1st Pts% 2nd Pts% BP Saved% BP Conv% Svc Pts% Ret Pts%
22 —/— 2017 2/2 5.0 7.0 60.7% 62.6% 45.5% 42.5% 59.7% 55.6% 34.9%
23 —/— 2018 1/1 12.0 1.0 72.6% 68.9% 41.2% 60.0% 0.0% 61.3% 19.0%
24 —/— 2019 1/1 9.0 7.0 58.4% 73.3% 40.6% 40.0% 33.3% 59.7% 33.8%
25 2017 8/8 4.6 1.5 62.3% 74.5% 45.2% 61.2% 33.5% 63.4% 32.4% 2020 1/1 11.0 4.0 57.9% 64.3% 49.0% 25.0% 28.6% 57.9% 29.2%
26 2018 36/36 8.3 2.5 60.9% 74.5% 49.9% 63.9% 46.0% 64.8% 34.2% 2021 1/1 8.0 3.0 57.4% 66.7% 45.0% 42.9% 60.0% 57.4% 37.2%
27 2019 30/30 9.0 2.9 60.3% 73.0% 47.9% 57.6% 37.4% 63.1% 35.0% —/—
28 2020 21/21 11.7 3.2 62.5% 74.3% 50.1% 68.5% 35.4% 65.1% 32.4% 2023 1/1 1.0 4.0 51.8% 63.6% 51.2% 28.6% 33.3% 57.6% 30.9%
29 2021 23/24 7.8 2.7 58.7% 70.5% 45.3% 51.1% 34.4% 60.1% 32.7% —/—
30 2022 3/3 3.0 4.3 54.3% 72.7% 42.1% 47.5% 10.0% 58.9% 28.8% —/—
32 2024 1/1 13.0 0.0 65.8% 73.1% 40.7% 66.7% 25.0% 62.0% 29.5% —/—

Advanced Statistics Comparison by Age

Seasons are aligned by the age each player spent most of that calendar year. Metrics use eligible main-draw results; point statistics use matches with detailed data. Bold green marks the stronger value when both underlying samples are sufficient. Lower is better for Schedule because a negative value means a tougher schedule. Career Schedule is normalized per 100 matches.

Age Tennys Sandgren Thai-Son Kwiatkowski
Yr Elo P+ Serve+ Return+ PD TPW% Hard Elo Clay Elo Grass Elo Set Win % Set Margin Dec. Set Tiebreak Pressure+ Schedule Yr Elo P+ Serve+ Return+ PD TPW% Hard Elo Clay Elo Grass Elo Set Win % Set Margin Dec. Set Tiebreak Pressure+ Schedule
17 2009 1485 97.1
19 2011 1469 97.6
20 2012 1473 97.3
21 2013 1465 102.9 2016 1488 100.1
22 2014 1444 100.9 2017 1478 106.9 -2.01 0.00 0.786 45.3% 28.6% -1.14 0–1 0–1 -0.10
23 2015 1428 100.4 2018 1503 106.9 -2.53 -3.20 0.490 40.8% 0.0% -2.50 +0.10
24 2016 1429 106.2 2019 1512 112.6 -5.09 +4.02 0.840 47.3% 0.0% -2.00 -0.21
25 2017 1499 115.3 -0.12 -0.71 0.884 47.3% -3 +27 22.2% -1.89 0–1 2–0 -0.15 2020 1470 101.6 -0.62 -0.15 0.694 44.5% 25.0% -1.75 0–1 0.00
26 2018 1663 141.8 +0.68 -1.43 0.972 49.7% +3 -100 44.4% -0.24 4–5 (44%) 9–14 (39%) 102.2 +0.49 2021 1456 107.9 -0.38 -0.59 0.875 47.3% 33.3% -1.00 0–1 +0.06
27 2019 1764 140.9 -0.64 -0.88 0.948 49.1% -62 +8 47.1% -0.32 3–6 (33%) 9–14 (39%) 96.7 +0.01 2022 1422 95.8
28 2020 1758 142.5 +1.13 -2.00 0.928 49.0% -36 -116 45.3% -0.20 3–7 (30%) 7–10 (41%) 96.1 -0.26 2023 1450 111.9 -0.73 -3.36 0.729 45.8% 33.3% -1.33 0–1 +0.10
29 2021 1687 130.0 -1.47 -2.11 0.820 47.0% -7 -100 +53 32.7% -1.20 2–3 (40%) 3–4 (43%) 98.0 -1.96 2024 1421 98.7
30 2022 1674 119.3 -1.51 -2.44 0.700 44.1% -10 0.0% -2.50 -0.51 2025 1395 96.8
31 2023 1634 103.0 2026 1386 95.8
32 2024 1645 105.5 +1.35 -1.03 0.776 45.9% 33.3% -1.67 0–1 -0.01
Career 1872 138.2 -0.07 -1.50 0.913 48.6% -25 -89 +27 41.1% -0.57 12–23 (34%) 30–42 (42%) 95.4 -1.94 1530 109.5 -1.91 -0.47 0.746 45.2% 23.8% -1.47 0–3 (0%) 0–2 -0.71

Career Rivalries

Each player's five most-played main-draw opponents. The current matchup is highlighted when it appears in a player's top five.