William Hsieh M
mens 23–56
-0.5 (-2.6…+1.1)
pts vs avg pairing (90% interval)
#277
of 286 active men (within gender only)
23–56
career record · 29% wins, 40% of points
Skill trajectory
Monthly posterior value (converted to points vs an average
pairing) with a 90% credible band. Flat months = little evidence, not zero
games.
2024-01 · -0.6 pts (90% band -3.7 to +1.9) 2024-02 · -0.6 pts (90% band -3.7 to +1.9) 2024-03 · -0.6 pts (90% band -3.6 to +1.9) 2024-04 · -0.6 pts (90% band -3.6 to +1.9) 2024-05 · -0.6 pts (90% band -3.6 to +1.8) 2024-06 · -0.6 pts (90% band -3.6 to +1.8) 2024-07 · -0.6 pts (90% band -3.5 to +1.7) 2024-08 · -0.6 pts (90% band -3.5 to +1.7) 2024-09 · -0.6 pts (90% band -3.5 to +1.7) 2024-10 · -0.6 pts (90% band -3.5 to +1.7) 2024-11 · -0.6 pts (90% band -3.5 to +1.6) 2024-12 · -0.7 pts (90% band -3.4 to +1.6) 2025-01 · -0.7 pts (90% band -3.4 to +1.6) 2025-02 · -0.7 pts (90% band -3.4 to +1.5) 2025-03 · -0.7 pts (90% band -3.3 to +1.5) 2025-04 · -0.7 pts (90% band -3.3 to +1.4) 2025-05 · -0.7 pts (90% band -3.2 to +1.3) 2025-06 · -0.7 pts (90% band -3.2 to +1.3) 2025-07 · -0.7 pts (90% band -3.1 to +1.2) 2025-08 · -0.7 pts (90% band -3.0 to +1.2) 2025-09 · -0.7 pts (90% band -2.9 to +1.1) 2025-10 · -0.7 pts (90% band -2.9 to +1.0) 2025-11 · -0.8 pts (90% band -2.8 to +1.0) 2025-12 · -0.8 pts (90% band -2.7 to +0.9) 2026-01 · -0.8 pts (90% band -2.7 to +0.9) 2026-02 · -0.8 pts (90% band -2.7 to +0.8) 2026-03 · -0.9 pts (90% band -2.7 to +0.7) 2026-04 · -1.0 pts (90% band -2.8 to +0.7) 2026-05 · -1.0 pts (90% band -2.8 to +0.6) 2026-06 · -1.0 pts (90% band -2.8 to +0.7) 2026-07 · -0.9 pts (90% band -2.8 to +0.7) 2026-08 · -0.8 pts (90% band -2.8 to +0.8) 2026-09 · -0.6 pts (90% band -2.6 to +1.0) 2026-10 · -0.5 pts (90% band -2.6 to +1.1) -4 -2 +0 +2 2024 2025 2026 pts vs avg pairing
Game log vs expectation
Dots = share of points actually won in each game; line = what
the model expected given both pairings that month (weakest-link included;
descriptive, not a frozen forecast).
2025-12-13 PPA · 13-15 · vs Ohrel/Gilbert · w/ Zach Gonnering · model expected 46% of points 2025-12-13 PPA · 11-2 · vs Naydenov/Ali · w/ Zach Gonnering · model expected 40% of points 2025-12-13 PPA · 4-11 · vs Naydenov/Ali · w/ Zach Gonnering · model expected 40% of points 2025-12-13 PPA · 5-11 · vs Naydenov/Ali · w/ Zach Gonnering · model expected 40% of points 2025-12-16 PPA · 8-11 · vs Bakalinsky/Greiner · w/ Elijah Chernoff · model expected 30% of points 2025-12-16 PPA · 1-11 · vs Bakalinsky/Greiner · w/ Elijah Chernoff · model expected 30% of points 2026-01-10 PPA · 11-4 · vs Glowaki/Chamberlin · w/ Jay Evans · model expected 47% of points 2026-01-10 PPA · 0-11 · vs Glowaki/Chamberlin · w/ Jay Evans · model expected 47% of points 2026-01-10 PPA · 11-4 · vs Glowaki/Chamberlin · w/ Jay Evans · model expected 47% of points 2026-01-10 PPA · 0-11 · vs Goins/Leonard · w/ Jay Evans · model expected 19% of points 2026-01-10 PPA · 6-11 · vs Goins/Leonard · w/ Jay Evans · model expected 19% of points 2026-01-10 PPA · 15-6 · vs Herminas/Garcia · w/ Jay Evans · model expected 41% of points 2026-01-10 PPA · 6-15 · vs Slive/Mody · w/ Jay Evans · model expected 24% of points 2026-01-12 PPA · 11-8 · vs Borawski/Martin · w/ Hayden Rand · model expected 64% of points 2026-01-12 PPA · 11-6 · vs Borawski/Martin · w/ Hayden Rand · model expected 64% of points 2026-01-13 PPA · 8-11 · vs Tamaki/Garcia · w/ Hayden Rand · model expected 35% of points 2026-01-13 PPA · 2-11 · vs Tamaki/Garcia · w/ Hayden Rand · model expected 35% of points 2026-01-19 PPA · 4-11 · vs Vizconde-Sopanarat/Iii · w/ Jonah Karczmer · model expected 35% of points 2026-01-19 PPA · 11-9 · vs Vizconde-Sopanarat/Iii · w/ Jonah Karczmer · model expected 35% of points 2026-01-19 PPA · 0-11 · vs Vizconde-Sopanarat/Iii · w/ Jonah Karczmer · model expected 35% of points 2026-02-09 PPA · 7-11 · vs Almeida/Hall · w/ Jay Evans · model expected 33% of points 2026-02-09 PPA · 8-11 · vs Almeida/Hall · w/ Jay Evans · model expected 33% of points 2026-02-16 PPA · 5-11 · vs Alhouni/Gomez · w/ Dan Nguyen · model expected 37% of points 2026-02-16 PPA · 6-11 · vs Alhouni/Gomez · w/ Dan Nguyen · model expected 37% of points 2026-02-16 PPA · 11-7 · vs Martin/Yang · w/ Dan Nguyen · model expected 54% of points 2026-02-16 PPA · 12-10 (OT) · vs Martin/Yang · w/ Dan Nguyen · model expected 54% of points 2026-03-07 PPA · 2-11 · vs Nunez/Parks · w/ Jay Evans · model expected 22% of points 2026-03-07 PPA · 3-11 · vs Nunez/Parks · w/ Jay Evans · model expected 22% of points 2026-03-09 PPA · 11-4 · vs Hart/Torres · w/ Dylan Wilhelm · model expected 61% of points 2026-03-09 PPA · 11-2 · vs Hart/Torres · w/ Dylan Wilhelm · model expected 61% of points 2026-03-09 PPA · 1-11 · vs Blaszkewycz/Teoni · w/ Dylan Wilhelm · model expected 20% of points 2026-03-09 PPA · 0-11 · vs Blaszkewycz/Teoni · w/ Dylan Wilhelm · model expected 20% of points 2026-04-04 PPA · 11-15 · vs Sandoval/Sophocleous · w/ Daniel Couzens · model expected 50% of points 2026-04-04 PPA · 10-12 (OT) · vs Thomas/Moulton · w/ Daniel Couzens · model expected 51% of points 2026-04-04 PPA · 11-3 · vs Thomas/Moulton · w/ Daniel Couzens · model expected 51% of points 2026-04-04 PPA · 3-11 · vs Thomas/Moulton · w/ Daniel Couzens · model expected 51% of points 2026-04-13 PPA · 2-11 · vs Luhring/Inn · w/ Hayden Rand · model expected 24% of points 2026-04-13 PPA · 4-11 · vs Luhring/Inn · w/ Hayden Rand · model expected 24% of points 2026-04-13 PPA · 8-11 · vs Tinsley/Ness · w/ Hayden Rand · model expected 51% of points 2026-04-13 PPA · 11-6 · vs Tinsley/Ness · w/ Hayden Rand · model expected 51% of points 2026-04-13 PPA · 11-6 · vs Tinsley/Ness · w/ Hayden Rand · model expected 51% of points 2026-04-27 PPA · 2-11 · vs Ayotte/Ayon · w/ Justin Dages · model expected 30% of points 2026-04-27 PPA · 4-11 · vs Ayotte/Ayon · w/ Justin Dages · model expected 30% of points 2026-04-27 PPA · 11-5 · vs Peng/Datta · w/ Justin Dages · model expected 54% of points 2026-04-27 PPA · 11-7 · vs Peng/Datta · w/ Justin Dages · model expected 54% of points 2026-05-04 PPA · 8-11 · vs Daniel/Guiltinan · w/ Tuny Betancourt · model expected 37% of points 2026-05-04 PPA · 3-11 · vs Daniel/Guiltinan · w/ Tuny Betancourt · model expected 37% of points 2026-05-23 PPA · 2-11 · vs Grubbs/Campagna · w/ Dmitry Ivanenko · model expected 21% of points 2026-05-23 PPA · 1-11 · vs Grubbs/Campagna · w/ Dmitry Ivanenko · model expected 21% of points 2026-05-23 PPA · 2-15 · vs Garretson/Camras · w/ Dmitry Ivanenko · model expected 23% of points 2026-06-27 PPA · 0-15 · vs Ohrel/Suard · w/ Magnus Violet · model expected 25% of points 2026-06-27 PPA · 3-11 · vs Weber/Benash · w/ Magnus Violet · model expected 34% of points 2026-06-27 PPA · 8-11 · vs Weber/Benash · w/ Magnus Violet · model expected 34% of points 2026-07-18 PPA · 8-11 · vs McRee/Metor · w/ Jay Evans · model expected 36% of points 2026-07-18 PPA · 9-11 · vs McRee/Metor · w/ Jay Evans · model expected 36% of points 2026-07-18 PPA · 3-15 · vs Garcia/Greiner · w/ Jay Evans · model expected 40% of points 2026-08-01 PPA · 3-11 · vs Camras/Anderson · w/ Aditya Ratnala · model expected 23% of points 2026-08-01 PPA · 0-11 · vs Camras/Anderson · w/ Aditya Ratnala · model expected 23% of points 2026-08-01 PPA · 7-15 · vs Anderson/Taylor · w/ Aditya Ratnala · model expected 38% of points 2026-08-01 PPA · 15-11 · vs Sprowl/Contratto · w/ Aditya Ratnala · model expected 55% of points 2026-08-15 PPA · 10-15 · vs Miglino/Watanabe · w/ Lorin Schlecht · model expected 35% of points 2026-08-15 PPA · 0-11 · vs Berryman/Eaby · w/ Lorin Schlecht · model expected 23% of points 2026-08-15 PPA · 0-11 · vs Berryman/Eaby · w/ Lorin Schlecht · model expected 23% of points 2026-08-29 PPA · 3-15 · vs Shaw/Moreno · w/ Jay Evans · model expected 25% of points 2026-08-29 PPA · 2-11 · vs Wimbish/Guiltinan · w/ Jay Evans · model expected 31% of points 2026-08-29 PPA · 8-11 · vs Wimbish/Guiltinan · w/ Jay Evans · model expected 31% of points 2026-08-31 PPA · 3-11 · vs Chi/Messinger · w/ Jay Evans · model expected 24% of points 2026-08-31 PPA · 3-11 · vs Chi/Messinger · w/ Jay Evans · model expected 24% of points 2026-09-26 PPA · 11-3 · vs Sharan/Youngblood · w/ Samuel Dickson · model expected 60% of points 2026-09-26 PPA · 11-5 · vs Sharan/Youngblood · w/ Samuel Dickson · model expected 60% of points 2026-09-26 PPA · 15-3 · vs Africa/Lavy · w/ Samuel Dickson · model expected 55% of points 2026-09-26 PPA · 15-10 · vs Wolf/Unkert · w/ Samuel Dickson · model expected 58% of points 2026-09-26 PPA · 6-11 · vs Heerboth/Rettke · w/ Samuel Dickson · model expected 31% of points 2026-09-26 PPA · 8-11 · vs Heerboth/Rettke · w/ Samuel Dickson · model expected 31% of points 2026-09-26 PPA · 4-15 · vs Ayotte/Khalid · w/ Samuel Dickson · model expected 36% of points 2026-10-05 PPA · 11-4 · vs Berryman/Hernandez · w/ Hayden Rand · model expected 46% of points 2026-10-05 PPA · 11-2 · vs Berryman/Hernandez · w/ Hayden Rand · model expected 46% of points 2026-10-05 PPA · 4-11 · vs Camras/Anderson · w/ Hayden Rand · model expected 33% of points 2026-10-05 PPA · 7-11 · vs Camras/Anderson · w/ Hayden Rand · model expected 33% of points 0% 25% 50% 75% 100% 2025 2026 win loss model expectation share of points
Splits
year tour W–L
win% avg score 2025 PPA 1–5 17% 7.0–10.2 2026 PPA 22–51 30% 6.5–9.9
2–3
deciding games (PPA winner-take-all)
1–1
overtime games (past the target)
11
blowout wins (opponents ≤5)
-2
current streak (+W / −L)
Singles
+3.7 (+3.2…+4.2)
pts vs avg active men’s singles player (90%)
rated
194 pro singles games
123–71
singles record · last 2026-10
Full singles ratings →
Partners
Chemistry = pair effect beyond the two players' values, in
points per game; almost everything here is honest noise — no pair in the
sport clears statistical significance (why ).
partner games
W–L point share chem (pts)
Jay Evans 19 3–16 35% +0.05 ±0.50 (noise) Hayden Rand 13 6–7 48% +0.13 ±0.51 (noise) Samuel Dickson 7 4–3 55% +0.11 ±0.50 (noise) Zach Gonnering 4 1–3 46% +0.01 ±0.48 (noise) Dan Nguyen 4 2–2 47% +0.01 ±0.51 (noise) Dylan Wilhelm 4 2–2 45% +0.03 ±0.54 (noise) Daniel Couzens 4 1–3 46% -0.07 ±0.50 (noise) Justin Dages 4 2–2 45% +0.02 ±0.51 (noise) Aditya Ratnala 4 1–3 34% -0.05 ±0.52 (noise) Jonah Karczmer 3 1–2 33% -0.02 ±0.49 (noise) Dmitry Ivanenko 3 0–3 12% -0.07 ±0.49 (noise) Magnus Violet 3 0–3 23% -0.09 ±0.49 (noise)
Recent games
date tour partner
opponents score vs exp
2026-10-05 PPA · mens Hayden Rand Camras/Anderson 7-11 +6% 2026-10-05 PPA · mens Hayden Rand Camras/Anderson 4-11 -6% 2026-10-05 PPA · mens Hayden Rand Berryman/Hernandez 11-2 +39% 2026-10-05 PPA · mens Hayden Rand Berryman/Hernandez 11-4 +28% 2026-09-26 PPA · mens Samuel Dickson Ayotte/Khalid 4-15 -15% 2026-09-26 PPA · mens Samuel Dickson Heerboth/Rettke 8-11 +11% 2026-09-26 PPA · mens Samuel Dickson Heerboth/Rettke 6-11 +4% 2026-09-26 PPA · mens Samuel Dickson Wolf/Unkert 15-10 +2% 2026-09-26 PPA · mens Samuel Dickson Africa/Lavy 15-3 +28% 2026-09-26 PPA · mens Samuel Dickson Sharan/Youngblood 11-5 +9% 2026-09-26 PPA · mens Samuel Dickson Sharan/Youngblood 11-3 +19% 2026-08-31 PPA · mens Jay Evans Chi/Messinger 3-11 -2%
Put William in the simulator →
Unofficial fan analytics based on public results data —
not affiliated with any tour. Every number that has an error bar shows it;
cross-gender rankings are never published as fact (why ).
Model: Bayesian, 36k games, validated 77.4% winner accuracy on 884 unseen
games · data through 2026-10-14.