CChessStats

2026 Eastern Ontario Open

SwissStandard

29 players participated in this 5-round tournament, held from 05 Jun 2026 to 07 Jun 2026 in Ottawa, Canada. 12 titled players from 5 federations. Top 10 Elo average was 2359, and top seed was Shawn Rodrigue-Lemieux (🇨🇦 CAN, GM, 2637).

Shawn Rodrigue-Lemieux (🇨🇦 CAN, GM, 2637) won with 4.0/5, ahead of Jason Liang (4.0) and Bator Sambuev (4.0). Rodrigue-Lemieux shared the lead from round 1, winning on tie-break.

The biggest upset came in round 2: Cristian Scrieciu (1513) beat Marc Nassar (2070), a +557-point gap.

Location
🇨🇦Ottawa, Canada
Dates
05 Jun 2026 → 07 Jun 2026
Time control
Standard: 90 minutes with 30 second increment from move 1
System
Swiss · 5 rounds
Top seed
🇨🇦GMShawn Rodrigue-Lemieux2637
Avg top 10
2,359
Participants
29
Titled players · 12
GM×2
IM×3
FM×4
CM×1
WIM×1
WCM×1
Federations · 5 represented
🇨🇦Canada×25
🇱🇧Lebanon×1
🇷🇴Romania×1
🇺🇸United States of America×1
🇭🇰Hong Kong China×1
Top 3
  • 🥇
    🇨🇦CAN·2637
    4.0pts·2534perf+0.9
  • 🥈
    🇺🇸USA·2362
    4.0pts·2495perf+4.0
  • 🥉
    🇨🇦CAN·2541
    4.0pts·2409perf+1.0

How it unfolded

Top 6 · 5 rounds

Tight race until R5; 4 players tied at 4.0/5, decided on Buchholz. Title race narrowed from 3 co-leaders at R4 to 4 at the finish.

Co-leaders
11
5
2
3
4
1.52.545R1R2R3R4R5
R5 · TIEBREAK CLUSTER

4 players finish on 4.0/5. Rodrigue-Lemieux takes the title on Buchholz Cut1 (13.5).

R3 · HEAD-TO-HEAD · WINNER VS 2ND

GM Shawn Rodrigue-Lemieux beat IM Olivier-Kenta Chiku-Ratte (White).

WIN STREAKS · 2 top finishers

GM Shawn Rodrigue-Lemieux 3 wins (R1–R3)GM Bator Sambuev 3 wins (R2–R4)

Key matchups · top 4

Head-to-head between the four finishers
Player1234
1GMShawn Rodrigue-Lemieux*
1
—
½
2IMOlivier-Kenta Chiku-Ratte
0
*——
3GMBator Sambuev——*
½
4IMJason Liang
½
—
½
*

Grille américaine

#PlayerEloFedR1R2R3R4R5PtsBu C1BuSBPerfΔ
1Rodrigue-Lemieux, ShawnGM2637CAN+11B+12N+4B=2N=7N4.013.516.012.502534+0.9
2Liang, JasonIM2362USA+18N+10B+6N=1B=3N4.013.516.012.002495+4.0
3Sambuev, BatorGM2541CAN=22B+17N+9B+8N=2B4.012.013.510.752409+1.0
4Chiku-Ratte, Olivier-KentaIM2480CAN+27N+15B−1N+10B+6N4.012.012.58.502398+4.2
5Draghici, Laurian2370ROU+14B−9N=22B+26N+11B3.59.010.06.752027+120.4
6Dukic, ZacharyFM2334CAN+16N+23B−2B+9N−4B3.013.014.56.502168-1.4
7Kot, EmanuelIM1998CANF=22N+14B+13N=1B3.010.510.57.752319+3.4
8Stevens, ChristianFM2330CANF+20N+26B−3B+19N3.09.59.55.502246+9.0
9Zhu, Elber0CAN+21N+5B−3N−6B=16N2.513.015.06.751976-4.8
10Lattafi, YoucefCM2015CAN+24B−2N+25B−4N=14B2.512.013.54.252032-0.4
11Ramesan, Raunak Amit2017CAN−1N+29B+23N=19B−5N2.511.511.52.751944-14.4
12Moses, NeilFM1829CAN+28N−1B=19N=20B=18N2.511.011.54.002075-31.2
13Rousskikh, Maxim1774CAN−23N+16B+15N−7B=17N2.510.512.06.252043+5.8
14Vu, Huy Minh1873CAN−5N+28B−7N+24B=10N2.510.511.03.251888-17.6
15Iordanescu, Victor Nicolae1968CAN+25B−4N−13B+28N=20B2.510.010.53.001968-26.4
16Fiset, Anais ChloeWCM1787CAN−6B−13N+27B+25N=9B2.59.510.03.251977+25.2
17Demchenko, SvitlanaWIM2246CANF−3B+24N+22N=13B2.59.59.54.252140-0.4
18Nassar, Marc2070LBN−2B−24N+29N+23B=12B2.59.59.52.751946-2.0
19Xu, DanielFM2160CAN+29B=26N=12B=11N−8B2.59.09.03.001993-20.0
20Nasr, Marwan1789CANF−8B+21B=12N=15N2.010.010.04.502073+44.4
21Ng, Wai Ho1762HKG−9BF−20N+27N+22B2.06.56.52.001936+25.2
22Zhu, Matthew1932CAN=3N=7B=5N−17B−21N1.513.015.05.251912-13.8
23Tan, Shuwen1712CAN+13B−6N−11B−18N=25B1.510.512.03.251835+4.8
24Scrieciu, Cristian1513CAN−10N+18B−17B−14N=26B1.510.011.03.001802+15.6
25Dukkardt, Vladimir1780CAN−15N+27B−10N−16B=23N1.59.09.51.251788-0.4
26Zhu, Edison1756CANF=19B−8N−5B=24N1.010.510.52.001679-27.2
27Mok, Yuen Tak1959CAN−4B−25N−16N−21B=28B0.510.010.50.251570-39.8
28Qi, Jason2134CAN−12B−14NF−15B=27N0.58.08.00.251721-15.4
29Hum, Justin1669CAN−19N−11N−18BFF0.07.57.50.001230-19.6

Key insights

Biggest movers and upsets — the story behind the numbers.

Top rating gainers
Top rating losers
Biggest upsets
2026 Eastern Ontario Open — Ottawa, Canada | Chess Tournament Results | ChessStats