21st Thailand Junior Chess Championship 2026 - G14
27 players participated in this 9-round tournament, held from 10 Apr 2026 to 14 Apr 2026 in Nonthaburi, Thailand. Top 10 Elo average was 1514, and top seed was Achiraya Olankittikul (🇹🇭 THA, 1603).
Chanaradee Olankittikul (🇹🇭 THA, 1513) won with 7.0/9, ahead of Proudpitcha Suthiponpaisarn (7.0) and Arada Maungwong (6.5). Olankittikul shared the lead from round 2, winning on tie-break.
The biggest upset came in round 8: Lilih Yensudchai (1485) beat Achiraya Olankittikul (1603), a +118-point gap.
- 🥇
- 🥈
- 🥉
How it unfolded
Top 6 · 9 roundsTight race until R5; 2 players tied at 7.0/9, decided on Buchholz. Title race narrowed from 2 co-leaders at R4 to 2 at the finish.
Chanaradee Olankittikul held the sole lead from R5 through R9 without losing it.
2 players finish on 7.0/9. Olankittikul takes the title on Buchholz Cut1 (46.5).
Chanaradee Olankittikul beat Proudpitcha Suthiponpaisarn (White).
Key matchups · top 4
Head-to-head between the four finishers| Player | 1 | 2 | 3 | 4 |
|---|---|---|---|---|
| 1Chanaradee Olankittikul | * | 1 | ½ | 1 |
| 2Proudpitcha Suthiponpaisarn | 0 | * | ½ | 1 |
| 3Arada Maungwong | ½ | ½ | * | — |
| 4Natnicha Siriswangmek | 0 | 0 | — | * |
Grille américaine
| # | Player | Elo | Fed | R1 | R2 | R3 | R4 | R5 | R6 | R7 | R8 | R9 | Pts | Bu C1 | Bu | SB | Perf | Δ |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | Olankittikul, Chanaradee | 1513 | THA | +15B | +25N | +2B | +7N | +5B | =10N | =3B | =6N | =4B | 7.0 | 46.5 | 49.5 | 38.00 | 1669 | +59.2 |
| 2 | Suthiponpaisarn, Proudpitcha | 1499 | THA | +18N | +8B | −1N | +20B | +7B | +5N | =10B | =3N | +6B | 7.0 | 45.0 | 48.0 | 35.25 | 1688 | +72.0 |
| 3 | Maungwong, Arada | 1434 | THA | +20N | −6B | +16N | +21B | =4N | +9B | =1N | =2B | +7N | 6.5 | 44.0 | 47.0 | 31.50 | 1561 | +42.8 |
| 4 | Yensudchai, Lilih | 1485 | THA | +19B | +11N | −7B | +14N | =3B | −6N | +5B | +8B | =1N | 6.0 | 46.0 | 50.0 | 32.25 | 1527 | +14.0 |
| 5 | Siriswangmek, Natnicha | 1535 | THA | +24N | +22B | +6N | +8B | −1N | −2B | −4N | +14B | +10B | 6.0 | 44.0 | 47.0 | 27.00 | 1539 | +1.2 |
| 6 | Tourteau, Victoria | 1587 | THA | +17B | +3N | −5B | −11N | +15B | +4B | +12N | =1B | −2N | 5.5 | 47.5 | 52.0 | 30.50 | 1493 | -25.2 |
| 7 | Darasidh, Bheerada | 1489 | THA | +12N | +13B | +4N | −1B | −2N | +20B | =8N | +10N | −3B | 5.5 | 47.0 | 50.0 | 26.75 | 1457 | -12.4 |
| 8 | Olankittikul, Achiraya | 1603 | THA | +26B | −2N | +15B | −5N | +17B | +11N | =7B | −4N | +16N | 5.5 | 43.5 | 45.5 | 23.75 | 1180 | -82.0 |
| 9 | Jairakkla, Napapat | 1449 | THA | −11B | +23N | +27B | +16N | −10B | −3N | +24N | +12B | =13N | 5.5 | 37.0 | 38.0 | 19.00 | 691 | -35.2 |
| 10 | Jitwichian, Nichanart | 1548 | THA | +21N | −16B | +18N | +12B | +9N | =1B | =2N | −7B | −5N | 5.0 | 44.5 | 47.5 | 24.50 | 1425 | -34.4 |
| 11 | Jiravanich, Supawadee | 0 | THA | +9N | −4B | +13N | +6B | −12N | −8B | +21N | −16B | +19B | 5.0 | 41.0 | 44.0 | 23.00 | 1531 | 0.0 |
| 12 | Chaovalitwongse, Emily Ryn | 0 | THA | −7B | +19N | +23B | −10N | +11B | +14N | −6B | −9N | +20B | 5.0 | 38.5 | 41.5 | 20.00 | 718 | 0.0 |
| 13 | Kamolchotiros, Ava Yeap | 0 | THA | +?B | −7N | −11B | +23N | −16B | +15N | +22B | =17N | =9B | 5.0 | 36.0 | 36.0 | 16.00 | 1276 | 0.0 |
| 14 | Chitvarakorn, Chanita | 0 | THA | −16N | +24B | +22N | −4B | +21N | −12B | +20N | −5N | +17B | 5.0 | 35.0 | 38.0 | 16.50 | 710 | 0.0 |
| 15 | Wongsawan, Natthanan | 0 | THA | −1N | +?B | −8N | +27B | −6N | −13B | +23N | +18B | +22B | 5.0 | 34.0 | 34.0 | 11.00 | 768 | 0.0 |
| 16 | Suchatanon, Tinna | 0 | THA | +14B | +10N | −3B | −9B | +13N | =22N | −17B | +11N | −8B | 4.5 | 42.0 | 45.0 | 21.50 | 1316 | 0.0 |
| 17 | FIDE 6223168 | 0 | — | −6N | −20B | +24N | +?B | −8N | +18B | +16N | =13B | −14N | 4.5 | 35.5 | 35.5 | 14.00 | 795 | 0.0 |
| 18 | Athpaibul, Sirintra | 0 | THA | −2B | +26N | −10B | −25N | +23B | −17N | +27B | −15N | +?N | 4.0 | 30.5 | 30.5 | 6.00 | 724 | 0.0 |
| 19 | FIDE 6228941 | 0 | — | −4N | −12B | +?N | −22B | +27N | −21B | +26N | +24B | −11N | 4.0 | 28.0 | 28.0 | 6.00 | 685 | 0.0 |
| 20 | FIDE 6217176 | 0 | — | −3B | +17N | +26B | −2N | +25B | −7N | −14B | F | −12N | 3.0 | 38.5 | 38.5 | 9.50 | 674 | 0.0 |
| 21 | FIDE 6229239 | 0 | — | −10B | +?N | +25B | −3N | −14B | +19N | −11B | −22N | −23B | 3.0 | 34.5 | 34.5 | 7.00 | 691 | 0.0 |
| 22 | Vijitsatitrat, Virinya | 0 | THA | F | −5N | −14B | +19N | =?B | =16B | −13N | +21B | −15N | 3.0 | 32.5 | 32.5 | 9.25 | 735 | 0.0 |
| 23 | Sukato, Thunmika | 0 | THA | +?N | −9B | −12N | −13B | −18N | F | −15B | +26B | +21N | 3.0 | 29.5 | 29.5 | 5.00 | 649 | 0.0 |
| 24 | FIDE 6223877 | 0 | — | −5B | −14N | −17B | F | +?N | +25N | −9B | −19N | +27B | 3.0 | 29.0 | 29.0 | 4.00 | 692 | 0.0 |
| 25 | FIDE 6228500 | 0 | — | +27N | −1B | −21N | +18B | −20N | −24B | +?N | −?B | F | 3.0 | 21.0 | 21.0 | 5.00 | 713 | 0.0 |
| 26 | FIDE 6227899 | 0 | — | −8N | −18B | −20N | −?B | F | +27N | −19B | −23N | +?B | 2.0 | 20.5 | 20.5 | 1.00 | 803 | 0.0 |
| 27 | FIDE 6228593 | 0 | — | −25B | F | −9N | −15N | −19B | −26B | −18N | +?B | −24N | 1.0 | 26.5 | 26.5 | 0.00 | 649 | 0.0 |
Key insights
Biggest movers and upsets — the story behind the numbers.
- 1Suthiponpaisarn, ProudpitchaTHA+72.07.0 pts · #2
- 2Olankittikul, ChanaradeeTHA+59.27.0 pts · #1
- 3Maungwong, AradaTHA+42.86.5 pts · #3
- 1Olankittikul, AchirayaTHA-82.05.5 pts · #11
- 2Jairakkla, NapapatTHA-35.25.5 pts · #17
- 3Jitwichian, NichanartTHA-34.45.0 pts · #9
- R8+118 Elo gap
- R2+104 Elo gap