Player profile
Van Der Hoorn, Thomas
Dossier
79 of 92 games analyzed.
Accuracy: 90.4%
Opened e4: 25/36Opened d4: 5/36Opened Nf3: 5/36Opened c4: 1/36
Castled kingside: 55Same-side castling: 54Castled queenside: 13Opposite-side castling: 11Did not castle: 3
Played in the center: 28Played on the kingside: 17Fianchettoed queenside: 15Fianchettoed kingside: 14Played on the queenside: 12
Active pieces: 56Initiated exchanges: 49Sacrificed material: 42Backward pawn: 36Kept the bishop pair: 34Space advantage: 33Isolated pawn: 31Missed tactics: 16Avoided exchanges: 12Played gambits: 8
Openings
Click "+" to add that group to the games list below. Multiple groups can be added at once.
As White 41 games 22W 11D 8L
Sicilian Defense 12 games 7W 3D 2L
Accelerated Dragon 4 games 2W 0D 2L
Maróczy Bind
4 games
2W
0D
2L
Lasker-Pelikan Variation 2 games 2W 0D 0L
Sveshnikov Variation, Chelyabinsk Variation
2 games
2W
0D
0L
Sozin Attack 1 game 1W 0D 0L
Flank Variation
1 game
1W
0D
0L
Kan Variation 1 game 1W 0D 0L
Knight Variation
1 game
1W
0D
0L
Najdorf Variation 1 game 0W 1D 0L
English Attack
1 game
0W
1D
0L
Taimanov Variation 1 game 0W 1D 0L
Szén Variation
1 game
0W
1D
0L
Dragon Variation 1 game 1W 0D 0L
Yugoslav Attack
1 game
1W
0D
0L
Four Knights Variation 1 game 0W 1D 0L
Exchange Variation
1 game
0W
1D
0L
Caro-Kann Defense 5 games 5W 0D 0L
Tartakower Variation 3 games 3W 0D 0L
(unspecified)
3 games
3W
0D
0L
Classical Variation 2 games 2W 0D 0L
Lobron System
1 game
1W
0D
0L
Spassky Variation
1 game
1W
0D
0L
French Defense 3 games 3W 0D 0L
Winawer Variation 1 game 1W 0D 0L
Positional Variation
1 game
1W
0D
0L
Classical Variation 1 game 1W 0D 0L
Burn Variation
1 game
1W
0D
0L
Tarrasch Variation 1 game 1W 0D 0L
Open System, Euwe-Keres Line
1 game
1W
0D
0L
King's Indian Attack 3 games 1W 0D 2L
French Variation 1 game 1W 0D 0L
(unspecified)
1 game
1W
0D
0L
Symmetrical Defense 1 game 0W 0D 1L
(unspecified)
1 game
0W
0D
1L
Spassky Variation 1 game 0W 0D 1L
(unspecified)
1 game
0W
0D
1L
English Opening 3 games 0W 2D 1L
Agincourt Defense 2 games 0W 2D 0L
Wimpy System
1 game
0W
1D
0L
Neo-Catalan Declined
1 game
0W
1D
0L
Symmetrical Variation 1 game 0W 0D 1L
Rubinstein Variation
1 game
0W
0D
1L
Ruy Lopez 2 games 1W 1D 0L
Open 1 game 1W 0D 0L
Howell Attack
1 game
1W
0D
0L
Closed 1 game 0W 1D 0L
(unspecified)
1 game
0W
1D
0L
Dutch Defense 2 games 1W 0D 1L
Leningrad Variation 1 game 0W 0D 1L
Warsaw Variation
1 game
0W
0D
1L
Rubinstein Variation 1 game 1W 0D 0L
(unspecified)
1 game
1W
0D
0L
Scandinavian Defense 2 games 1W 0D 1L
Valencian Variation 1 game 0W 0D 1L
(unspecified)
1 game
0W
0D
1L
Marshall Variation 1 game 1W 0D 0L
(unspecified)
1 game
1W
0D
0L
King's Indian Defense 1 game 1W 0D 0L
Sämisch Variation 1 game 1W 0D 0L
Normal Defense
1 game
1W
0D
0L
Zukertort Opening 1 game 0W 1D 0L
(unspecified) 1 game 0W 1D 0L
(unspecified)
1 game
0W
1D
0L
Rat Defense 1 game 0W 1D 0L
English Rat 1 game 0W 1D 0L
(unspecified)
1 game
0W
1D
0L
Vienna Game 1 game 1W 0D 0L
Vienna Gambit 1 game 1W 0D 0L
(unspecified)
1 game
1W
0D
0L
Queen's Gambit Declined 1 game 0W 1D 0L
Exchange Variation 1 game 0W 1D 0L
Positional Variation
1 game
0W
1D
0L
Semi-Slav Defense 1 game 0W 0D 1L
Meran Variation 1 game 0W 0D 1L
(unspecified)
1 game
0W
0D
1L
Four Knights Game 1 game 0W 1D 0L
Gunsberg Variation 1 game 0W 1D 0L
(unspecified)
1 game
0W
1D
0L
Pirc Defense 1 game 1W 0D 0L
(unspecified) 1 game 1W 0D 0L
(unspecified)
1 game
1W
0D
0L
Queen's Pawn Game 1 game 0W 1D 0L
Colle System 1 game 0W 1D 0L
Traditional Colle
1 game
0W
1D
0L
As Black 43 games 23W 10D 10L
Caro-Kann Defense 11 games 9W 1D 1L
Exchange Variation 5 games 4W 0D 1L
(unspecified)
5 games
4W
0D
1L
Bronstein-Larsen Variation 3 games 3W 0D 0L
(unspecified)
3 games
3W
0D
0L
Advance Variation 2 games 2W 0D 0L
Bayonet Attack
1 game
1W
0D
0L
Short Variation
1 game
1W
0D
0L
Tartakower Variation 1 game 0W 1D 0L
(unspecified)
1 game
0W
1D
0L
Sicilian Defense 9 games 5W 1D 3L
Nyezhmetdinov-Rossolimo Attack 3 games 0W 0D 3L
(unspecified)
3 games
0W
0D
3L
Closed 2 games 2W 0D 0L
Traditional
2 games
2W
0D
0L
Kalashnikov Variation 2 games 1W 1D 0L
(unspecified)
2 games
1W
1D
0L
Alapin Variation 1 game 1W 0D 0L
Smith-Morra Declined
1 game
1W
0D
0L
Löwenthal Variation 1 game 1W 0D 0L
(unspecified)
1 game
1W
0D
0L
Queen's Indian Defense 5 games 2W 1D 2L
Classical Variation 2 games 1W 1D 0L
Traditional Variation
2 games
1W
1D
0L
Kasparov-Petrosian Variation 2 games 1W 0D 1L
Main Line
1 game
0W
0D
1L
Andersson Variation
1 game
1W
0D
0L
Miles Variation 1 game 0W 0D 1L
(unspecified)
1 game
0W
0D
1L
Queen's Gambit Declined 3 games 0W 2D 1L
(unspecified) 1 game 0W 1D 0L
(unspecified)
1 game
0W
1D
0L
Charousek Variation 1 game 0W 0D 1L
(unspecified)
1 game
0W
0D
1L
Harrwitz Attack 1 game 0W 1D 0L
Fianchetto Defense
1 game
0W
1D
0L
Queen's Pawn Game 3 games 1W 1D 1L
Accelerated London System 1 game 0W 0D 1L
(unspecified)
1 game
0W
0D
1L
(unspecified) 1 game 0W 1D 0L
(unspecified)
1 game
0W
1D
0L
London System 1 game 1W 0D 0L
(unspecified)
1 game
1W
0D
0L
Nimzo-Indian Defense 2 games 2W 0D 0L
Sämisch Variation 1 game 1W 0D 0L
Botvinnik Variation
1 game
1W
0D
0L
St. Petersburg Variation 1 game 1W 0D 0L
American Variation
1 game
1W
0D
0L
Indian Defense 2 games 2W 0D 0L
Accelerated London System 1 game 1W 0D 0L
(unspecified)
1 game
1W
0D
0L
Seirawan Attack 1 game 1W 0D 0L
(unspecified)
1 game
1W
0D
0L
English Opening 2 games 0W 1D 1L
Agincourt Defense 2 games 0W 1D 1L
(unspecified)
1 game
0W
1D
0L
Neo-Catalan Declined
1 game
0W
0D
1L
Nimzo-Larsen Attack 1 game 1W 0D 0L
Classical Variation 1 game 1W 0D 0L
(unspecified)
1 game
1W
0D
0L
Old Indian Defense 1 game 1W 0D 0L
Normal Variation 1 game 1W 0D 0L
(unspecified)
1 game
1W
0D
0L
Italian Game 1 game 0W 1D 0L
Classical Variation 1 game 0W 1D 0L
Greco Gambit, Anderssen Variation
1 game
0W
1D
0L
King's Indian Attack 1 game 0W 0D 1L
Symmetrical Defense 1 game 0W 0D 1L
(unspecified)
1 game
0W
0D
1L
Semi-Slav Defense 1 game 0W 1D 0L
Accelerated Move Order 1 game 0W 1D 0L
(unspecified)
1 game
0W
1D
0L
Scandinavian Defense 1 game 0W 1D 0L
Valencian Variation 1 game 0W 1D 0L
Main Line
1 game
0W
1D
0L
Blunders Top 4 of 333
This player's costliest moves in analyzed games. Can you find the winning move?
Games Showing all 92 games
| Date | Event | Round | Color | Opponent | Result | Accuracy % | First moves |
|---|---|---|---|---|---|---|---|
| 2026.10.26 | Capital Chess Classic 2026 | 06 | 2026.10.26 Tan, Jin (4320972) (1748) | 1 | 97.70% | 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 | |
| 2026.10.25 | Capital Chess Classic 2026 | 05 | 2026.10.25 Wang, Justin Zhide (4312830) (2103) | 1 | 95.60% | 1. e4 c5 2. Nc3 Nc6 3. Bb5 Nd4 | |
| 2026.10.24 | Capital Chess Classic 2026 | 03 | 2026.10.24 Qu, Lucas (4314620) (1707) | 1 | 91.30% | 1. e4 c6 2. d4 d5 3. exd5 cxd5 | |
| 2026.10.24 | Capital Chess Classic 2026 | 02 | 2026.10.24 Fitton, Stanley (4329724) (1650) | 1 | 95.60% | 1. e4 c6 2. d4 d5 3. Nd2 dxe4 | |
| 2026.10.23 | Capital Chess Classic 2026 | 01 | 2026.10.23 Miriyala, Sreenikesh (4325532) (1465) | 1 | 85.50% | 1. e4 c6 2. d4 d5 3. e5 Bf5 | |
| 2026.10.21 | Capital Chess Classic 2026 | 04 | 2026.10.21 Croad, Nicolas (4300793) (2190) | ½ | 87.40% | 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 | |
| 2026.07.12 | Round 6: Van Der Hoorn, Thomas - Braganza, Nadia | 6.9 | 2026.07.12 Braganza, Nadia (4305337) (1866) | 1 | 96.10% | 1. e4 c5 2. Nf3 g6 3. d4 cxd4 | |
| 2026.07.11 | Round 5: Liu, William Rui - Van Der Hoorn, Thomas | 5.2 | 2026.07.11 Liu, William Rui (4313593) (2195) | 0 | 84.70% | 1. e4 c5 2. Nf3 Nc6 3. Bb5 Nf6 | |
| 2026.07.11 | Round 4: Van Der Hoorn, Thomas - Lee, Jaden Jhia Xing | 4.8 | 2026.07.11 Lee, Jaden Jhia Xing (4325036) (1629) | 1 | - | 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 | |
| 2026.07.10 | Round 3: Nimmakayala, Srirama Vikhyath - Van Der Hoorn, Thomas | 3.10 | 2026.07.10 Nimmakayala, Srirama Vikhyath (4311833) (1799) | 1 | 91.70% | 1. d4 Nf6 2. c3 e6 3. c4 Be7 | |
| 2026.07.10 | Round 2: Van Der Hoorn, Thomas - Sussex, Taylor | 2.12 | 2026.07.10 Sussex, Taylor (4317874) (1601) | ½ | - | 1. Nf3 d5 2. e3 Nf6 3. b3 Bf5 | |
| 2026.07.10 | Round 1: Truong, Minh Nhat (sunny) - Van Der Hoorn, Thomas | 1.14 | 2026.07.10 Truong, Minh Nhat (sunny) (4323572) (1733) | ½ | - | 1. d4 Nf6 2. c4 e6 3. Nf3 b6 | |
| 2026.07.08 | North Island Chess Championships 2026 | 08 | 2026.07.08 Wang, Zi Yao (kelvin) (4318358) (1874) | 0 | 88.10% | 1. e4 c6 2. d4 d5 3. exd5 cxd5 | |
| 2026.07.07 | North Island Chess Championships 2026 | 06 | 2026.07.07 Po`e-Tofaeono, Grayson (4312082) (1808) | 0 | 90.10% | 1. d4 f5 2. c4 Nf6 3. Nc3 g6 | |
| 2026.07.06 | North Island Chess Championships 2026 | 05 | 2026.07.06 Mao, Daqi (4311370) (2292) | 0 | 89.80% | 1. d4 Nf6 2. c4 e6 3. Nf3 b6 | |
| 2026.07.06 | North Island Chess Championships 2026 | 04 | 2026.07.06 Metge, J. Nigel (4300181) (1902) | 1 | 93.70% | 1. e4 e6 2. d4 d5 3. Nc3 Bb4 | |
| 2026.07.05 | North Island Chess Championships 2026 | 03 | 2026.07.05 Gan, Emily Cathay (4310608) (1866) | ½ | 94.60% | 1. c4 e6 2. Nc3 d5 3. d4 Be7 | |
| 2026.07.04 | North Island Chess Championships 2026 | 01 | 2026.07.04 Lin, Xin (Oliver) (4328876) (1545) | 1 | 97.80% | 1. e4 c6 2. d4 d5 3. exd5 cxd5 | |
| 2026.04.10 | Open (U12- U20) | 5 | 2026.04.10 Yelkhovsky, Daniil (3271390) (1875) | ½ | 75.20% | 1. d4 d6 2. c4 e5 3. Nc3 exd4 | |
| 2026.04.10 | Open (U12- U20) | 4 | 2026.04.10 Mao, Daqi (4311370) (2244) | 0 | - | 1. d4 d5 2. c4 e6 3. Nc3 Be7 | |
| 2026.04.09 | Open (U12- U20) | 3 | 2026.04.09 Xu, Huankai (eden) (4320310) (1711) | 1 | 58.40% | 1. e4 c6 2. d4 d5 3. Nd2 dxe4 | |
| 2026.04.05 | 2026 Wellington Easter Open | 5 | 2026.04.05 Keith, Matthew (4320913) (1964) | 0 | 88.90% | 1. e4 c5 2. Nf3 Nc6 3. Bb5 Nf6 | |
| 2026.04.04 | 2026 Wellington Easter Open | 4 | 2026.04.04 Harris, Adam (4325648) (1687) | 1 | 81.90% | 1. e4 c5 2. Nf3 d6 3. d4 cxd4 | |
| 2026.04.03 | 2026 Wellington Easter Open | 3 | 2026.04.03 Park-Tamati, Philli (4309090) (1915) | 0 | 86.90% | 1. d4 d5 2. Bf4 Nf6 3. e3 c5 | |
| 2026.04.03 | 2026 Wellington Easter Open | 2 | 2026.04.03 Cummings, Nick (4301218) (1912) | 1 | 91.30% | 1. e4 c6 2. d4 d5 3. Nd2 dxe4 | |
| 2026.04.03 | 2026 Wellington Easter Open | 1 | 2026.04.03 OBrien, Jarrod (4308204) (1799) | 1 | - | 1. e4 c6 2. d4 d5 3. Nc3 dxe4 | |
| 2025.12.06 | Round 6: Van Der Hoorn, Thomas - Archer, Ollie | 6.2 | 2025.12.06 Archer, Ollie (4317262) (2002) | 1 | 93.40% | 1. e4 c5 2. Nf3 e6 3. d4 cxd4 | |
| 2025.12.06 | Round 5: Keith, Matthew - Van Der Hoorn, Thomas | 5.1 | 2025.12.06 Keith, Matthew (4320913) (1876) | 0 | - | 1. d4 Nf6 2. c4 e6 3. Nf3 b6 | |
| 2025.12.05 | Round 4: Van Der Hoorn, Thomas - Young, Cohen | 4.1 | 2025.12.05 Young, Cohen (4317440) (1962) | 1 | 91.20% | 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 | |
| 2025.12.05 | Round 3: Fitton, Stanley - Van Der Hoorn, Thomas | 3.2 | 2025.12.05 Fitton, Stanley (4329724) | 1 | 90.00% | 1. d4 Nf6 2. Bf4 e6 3. e3 b6 | |
| 2025.12.05 | Round 2: Van Der Hoorn, Thomas - Abhinand Rajendran | 2.2 | 2025.12.05 Abhinand Rajendran (88125521) (1472) | 1 | 92.90% | 1. e4 e5 2. Nc3 Nf6 3. f4 Nc6 | |
| 2025.12.05 | Round 1: Yang, Edison J - Van Der Hoorn, Thomas | 1.2 | 2025.12.05 Yang, Edison J (4317432) (1619) | 1 | 60.30% | 1. d4 Nf6 2. c4 e6 3. Nf3 b6 | |
| 2025.11.29 | Round 6: Van Der Hoorn, Thomas - Loke, Kayden | 6.5 | 2025.11.29 Loke, Kayden (4313186) (1928) | ½ | 92.00% | 1. d4 d5 2. c4 e6 3. Nc3 Nf6 | |
| 2025.11.29 | Round 5: Nicholls, Leighton - Van Der Hoorn, Thomas | 5.7 | 2025.11.29 Nicholls, Leighton (4303776) (1789) | 1 | 54.30% | 1. e4 c6 2. d4 d5 3. e5 Bf5 | |
| 2025.11.29 | Round 4: Van Der Hoorn, Thomas - Keith, Matthew | 4.3 | 2025.11.29 Keith, Matthew (4320913) (1876) | 0 | 85.40% | 1. d4 Nf6 2. c4 e6 3. Nf3 d5 | |
| 2025.11.28 | Round 3: Dai, Zikang - Van Der Hoorn, Thomas | 3.6 | 2025.11.28 Dai, Zikang (331110196) | 1 | 96.60% | 1. e4 c6 2. d4 d5 3. exd5 cxd5 | |
| 2025.11.28 | Round 2: Van Der Hoorn, Thomas - Willoughby-Ansell, Xxavier | 2.5 | 2025.11.28 Willoughby-Ansell, Xxavier (4312678) (1802) | 1 | - | 1. d4 e6 2. c4 f5 3. Nc3 Bb4 | |
| 2025.11.28 | Round 1: He, Zachary - Van Der Hoorn, Thomas | 1.6 | 2025.11.28 He, Zachary (4320905) (1629) | 1 | 95.90% | 1. e4 c5 2. c3 Nf6 3. e5 Nd5 | |
| 2025.10.27 | Round 6: Van Der Hoorn, Thomas - Timergazi, Layla | 6.3 | 2025.10.27 Timergazi, Layla (4303733) (1936) | 1 | 92.00% | 1. e4 c6 2. d4 d5 3. Nd2 dxe4 | |
| 2025.10.26 | Round 5: Loke, Kayden - Van Der Hoorn, Thomas | 5.4 | 2025.10.26 Loke, Kayden (4313186) (2018) | 1 | 89.80% | 1. d4 Nf6 2. Nf3 e6 3. g3 b6 | |
| 2025.10.26 | Round 4: Van Der Hoorn, Thomas - Winter, Ryan | 4.2 | 2025.10.26 Winter, Ryan (4306295) (2052) | 0 | 91.90% | 1. e4 d5 2. exd5 Qxd5 3. Nc3 Qd8 | |
| 2025.10.25 | Round 2: Van Der Hoorn, Thomas - OBrien, Finn | 2.6 | 2025.10.25 OBrien, Finn (4331060) (1755) | 1 | 89.00% | 1. Nf3 d5 2. g3 c5 3. Bg2 Nc6 | |
| 2025.10.24 | Round 1: He, Zachary - Van Der Hoorn, Thomas | 1.6 | 2025.10.24 He, Zachary (4320905) | 1 | 98.20% | 1. e4 c6 2. d4 d5 3. Nc3 dxe4 | |
| 2025.10.18 | Round 3: Croad, Nicolas - Van Der Hoorn, Thomas | 3.1 | 2025.10.18 Croad, Nicolas (4300793) (2160) | 1 | 95.40% | 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 | |
| 2025.09.27 | 2025 South Island Chess Championships | 8.2 | 2025.09.27 Yu, Zachary (4311930) (2047) | ½ | 95.80% | 1. Nf3 Nf6 2. c4 e6 3. e3 d5 | |
| 2025.09.26 | 2025 South Island Chess Championships | 7.2 | 2025.09.26 Wang, Justin Zhide (4312830) (2035) | 1 | 94.20% | 1. e4 c5 2. Nc3 Nc6 3. Bb5 Nd4 | |
| 2025.09.26 | 2025 South Island Chess Championships | 6.1 | 2025.09.26 Ning, Isabelle Yixuan (4307763) (2023) | ½ | 93.90% | 1. e4 c5 2. Nf3 d6 3. d4 cxd4 | |
| 2025.09.25 | 2025 South Island Chess Championships | 4.3 | 2025.09.25 Baker, Ilias Angelo (Leo) (4311116) (2088) | ½ | - | 1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 | |
| 2025.09.25 | 2025 South Island Chess Championships | 5.3 | 2025.09.25 Stark, John (4300963) (2055) | 1 | 95.60% | 1. b3 d5 2. Bb2 Nf6 3. e3 Bf5 | |
| 2025.09.25 | 2025 South Island Chess Championships | 3.2 | 2025.09.25 Young, Cohen (4317440) (2009) | 1 | - | 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 | |
| 2025.06.21 | Round 5: Van Der Hoorn, Thomas - Sethuramalingam, Karthik | 5.2 | 2025.06.21 Sethuramalingam, Karthik (4320964) (1837) | 1 | 98.00% | 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 | |
| 2025.06.21 | Round 4: Ollie Archer - Van Der Hoorn, Thomas | 4.3 | 2025.06.21 Ollie Archer | 1 | - | 1. d4 d6 2. Nf3 Nd7 3. c4 e5 | |
| 2025.06.21 | Round 3: Van Der Hoorn, Thomas - Russell J Dive | 3.2 | 2025.06.21 Russell J Dive | 1 | 95.70% | 1. e4 c6 2. d4 d5 3. Nc3 dxe4 | |
| 2025.06.21 | Round 2: Raghava Kumar - Van Der Hoorn, Thomas | 2.7 | 2025.06.21 Raghava Kumar | 1 | - | 1. d4 Nf6 2. Bg5 e6 3. c4 d5 | |
| 2025.06.21 | Round 1: Van Der Hoorn, Thomas - Hao, John | 1.7 | 2025.06.21 Hao, John (4326377) | 1 | - | 1. e4 d6 2. d4 Nf6 3. Nc3 g6 | |
| 2025.06.20 | Round 6: Anthony Kerr - Van Der Hoorn, Thomas | 6.1 | 2025.06.20 Anthony Kerr | ½ | 97.70% | 1. e4 e5 2. d4 exd4 3. Nf3 Nc6 | |
| 2025.06.02 | Round 6: Preeyansh Roul - Van Der Hoorn, Thomas | 6.9 | 2025.06.02 Preeyansh Roul (33398453) (1937) | ½ | 94.40% | 1. d4 Nf6 2. c4 e6 3. Nf3 d5 | |
| 2025.06.01 | Round 5: Van Der Hoorn, Thomas - Ker, Anthony F | 5.5 | 2025.06.01 Ker, Anthony F (4300084) (2204) | 0 | 88.60% | 1. e4 c5 2. Nf3 g6 3. d4 cxd4 | |
| 2025.06.01 | Round 4: Smith, Robert W - Van Der Hoorn, Thomas | 4.3 | 2025.06.01 Smith, Robert W (4300190) (2098) | 0 | - | 1. Nf3 Nf6 2. g3 g6 3. b3 Bg7 | |
| 2025.05.31 | Round 3: Van Der Hoorn, Thomas - Mao, Daqi | 3.5 | 2025.05.31 Mao, Daqi (4311370) (2135) | 1 | 95.10% | 1. e4 e6 2. d4 d5 3. Nc3 Nf6 | |
| 2025.05.31 | Round 2: Keith, Matthew - Van Der Hoorn, Thomas | 2.9 | 2025.05.31 Keith, Matthew (4320913) (1817) | 1 | 97.30% | 1. e4 c6 2. d4 d5 3. Nc3 dxe4 | |
| 2025.05.30 | Round 1: Van Der Hoorn, Thomas - Feng, Sophia | 1.14 | 2025.05.30 Feng, Sophia (4312635) (1809) | ½ | 96.90% | 1. e4 c5 2. Nf3 e6 3. d4 cxd4 | |
| 2025.01.12 | Round 9: GUERRA, Romie Lord - Van Der Hoorn, Thomas | 9.6 | 2025.01.12 GUERRA, Romie Lord (5235286) (2056) | ½ | 98.00% | 1. d4 c6 2. Nf3 d5 3. Bg5 Nd7 | |
| 2025.01.12 | Round 8: Fang, Maximilian - Van Der Hoorn, Thomas | 8.14 | 2025.01.12 Fang, Maximilian (4326288) (1619) | 1 | 96.30% | 1. e4 c6 2. d4 d5 3. exd5 cxd5 | |
| 2025.01.12 | Round 7: Van Der Hoorn, Thomas - Wang, Tilden | 7.18 | 2025.01.12 Wang, Tilden (4317998) (1682) | 1 | 86.80% | 1. e4 d5 2. exd5 Nf6 3. d4 Nxd5 | |
| 2025.01.11 | Round 4: Van Der Hoorn, Thomas - Xu, Huankai (eden) | 4.12 | 2025.01.11 Xu, Huankai (eden) (4320310) (1689) | 0 | 87.60% | 1. Nf3 Nf6 2. g3 g6 3. Bg2 Bg7 | |
| 2025.01.10 | New Zealand Chess Congress 2025 | 09 | 2025.01.10 Liu, William Rui (4313593) (1946) | ½ | 97.20% | 1. Nf3 d5 2. g3 Nf6 3. Bg2 e6 | |
| 2025.01.09 | New Zealand Chess Congress 2025 | 08 | 2025.01.09 Xu, Luna Yuexiu (4317360) (1709) | 1 | 87.70% | 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 | |
| 2025.01.08 | New Zealand Chess Congress 2025 | 07 | 2025.01.08 McLaren, Leonard J (4300270) (2035) | 0 | 83.60% | 1. Nf3 Nf6 2. g3 b5 3. Bg2 Bb7 | |
| 2025.01.07 | New Zealand Chess Congress 2025 | 06 | 2025.01.07 Wang, Justin Zhide (4312830) (1894) | 1 | 98.40% | 1. d4 d5 2. Nf3 Nf6 3. Bf4 c5 | |
| 2025.01.06 | New Zealand Chess Congress 2025 | 05 | 2025.01.06 Braganza, Nadia (4305337) (1884) | 1 | 93.80% | 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 | |
| 2025.01.05 | New Zealand Chess Congress 2025 | 04 | 2025.01.05 Steele, Hayden (4319176) (1789) | 0 | 85.50% | 1. c4 Nf6 2. Nc3 d5 3. cxd5 Nxd5 | |
| 2025.01.04 | New Zealand Chess Congress 2025 | 03 | 2025.01.04 Wiratunga, Jenith (452335) (2089) | ½ | 91.70% | 1. c4 e6 2. Nf3 Nf6 3. Nc3 d5 | |
| 2025.01.03 | New Zealand Chess Congress 2025 | 02 | 2025.01.03 Wang, Aaron Ziwen (4304004) (1801) | 1 | 91.70% | 1. e4 c5 2. Nf3 d6 3. d4 cxd4 | |
| 2025.01.02 | New Zealand Chess Congress 2025 | 01 | 2025.01.02 Lu, Xiahan (Luna) (4317076) (1723) | ½ | 85.30% | 1. d4 c6 2. c4 d5 3. Nc3 e6 | |
| 2024.11.16 | Round 6: Winsley, Nicholas - Van Der Hoorn, Thomas | 6.4 | 2024.11.16 Winsley, Nicholas (4315146) (1936) | ½ | 92.50% | 1. e4 c6 2. d4 d5 3. Nc3 dxe4 | |
| 2024.11.16 | Round 3: Van Der Hoorn, Thomas - Ker, Anthony F | 3.1 | 2024.11.16 Ker, Anthony F (4300084) (2246) | 0 | 92.00% | 1. e4 c5 2. Nf3 g6 3. d4 cxd4 | |
| 2024.04.01 | Round 8: Dive, Russell John - Van Der Hoorn, Thomas | 2024.04.01 Dive, Russell John (4300106) (2192) | 0 | 82.40% | 1. Nf3 d5 2. g3 Nf6 3. Bg2 e6 | ||
| 2024.03.31 | Round 7: Van Der Hoorn, Thomas - Gan, Emily Cathay | 2024.03.31 Gan, Emily Cathay (4310608) (1761) | ½ | 87.60% | 1. e4 c5 2. Nf3 e6 3. d4 cxd4 | ||
| 2024.03.31 | Round 6: Thurner, Anya - Van Der Hoorn, Thomas | 2024.03.31 Thurner, Anya (4307780) (1809) | ½ | 95.00% | 1. e4 d5 2. exd5 Qxd5 3. Nc3 Qd8 | ||
| 2024.03.30 | Round 5: Van Der Hoorn, Thomas - Young, Cohen | 2024.03.30 Young, Cohen (4317440) (1914) | ½ | 95.50% | 1. d4 Nf6 2. Nf3 d5 3. e3 c5 | ||
| 2024.03.30 | Round 4: Van Der Hoorn, Thomas - Nicholls, Leighton | 2024.03.30 Nicholls, Leighton (4303776) (1930) | 1 | 94.00% | 1. e4 e6 2. d4 d5 3. Nd2 c5 | ||
| 2023.06.05 | Trusts Open | 6 | 2023.06.05 McDonald, Duncan (4314433) (1608) | ½ | 55.30% | 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 | |
| 2023.06.04 | Trusts Open | 5 | 2023.06.04 Mao, Daqi (4311370) (2015) | 0 | 81.60% | 1. d4 Nf6 2. c4 e6 3. Nf3 d5 | |
| 2023.06.04 | Trusts Open | 4 | 2023.06.04 Fulo, Nunilon III (5222753) (2010) | ½ | 95.50% | 1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 | |
| 2023.06.03 | Trusts Open | 3 | 2023.06.03 Vital, Henry (4301293) (1855) | 1 | 91.00% | 1. d4 Nf6 2. Nf3 g6 3. Bf4 Bg7 | |
| 2023.06.03 | Trusts Open | 2 | 2023.06.03 McLaren, Leonard J (4300270) (2064) | 0 | 63.90% | 1. d4 Nf6 2. c4 e6 3. Nf3 b6 | |
| 2023.06.02 | Trusts Open | 1 | 2023.06.02 Lewis, Jordan (4309561) (1593) | 1 | 84.20% | 1. e4 c6 2. d4 d5 3. Nc3 dxe4 | |
| 2024.01.12 | Round 8: Nicolas Croad - Thomas Van der Hoorn | 2024.01.12 Nicolas Croad (2187) | 0 | 83.90% | 1. e4 c5 2. Nf3 Nc6 3. Bb5 Nf6 | ||
| 2024.01.11 | Round 4: David Junyang Zhu - Thomas Van der Hoorn | 2024.01.11 David Junyang Zhu (1602) | ½ | 96.60% | 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 | ||
| 2023.01.04 | NZCongress R3: Edward Rains - Thomas Van der Hoorn | 2023.01.04 Edward Rains | 0 | 82.80% | 1. e4 c6 2. d3 d5 3. Nf3 Bg4 | ||
| 2023.01.02 | NZCongress R1: Daniel Hanwen Gong - Thomas Van der Hoorn | 2023.01.02 Daniel Hanwen Gong | 0 | 88.70% | 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 |