Ethan Guo

USA · 13 yrs · K=10 · Peak 2404 (May 2026)

Best performance: 2474 at 17th Annual Southwest Class Championship - Master(Best of 2026)

World #=2334 live7#2,327 publishedUnited States #=114#=30 U14 in the world

OCT26 Rating

2367

Live Rating

2367.0

Change

0.0

Games Played

Rating History · Classical

Loading chart…

Classical games since the October list

No rated standard games this rating periodsince the OCT26 list (Oct 1, 2026)

	Last played	Score	TPR
	2026 US Cadet Championship — CadetSep 6TPR 2293	3/7	2293

The live rating moves only when new rated games are played. Until then it matches the published rating.

Title Progress

International Master (FIDE, registered 2026)

2025 NY Marshall Summer Six Day - IM C Jul 20256½/9

17th Annual Southwest Class Championship - Master Feb 20266/9

2026 Texas Grand Circuit #1 - International Section Mar 20265/9

Based on events we cover plus the FIDE norm registers of all federations. Norms filed elsewhere may not show up here yet.

Event timeline · Classical

50 of 67 events

Events before the current rating period show the performance, not a rating change.

Live events show the rating change; earlier events show the performance rating.

2026 US Cadet Championship — Cadet2293
Sep 2026Round robinfederation source
#9 in 2026Score 3/7Opp avg 2343Start 2375
13th Annual Washington Internationa — Championship2198
Jul 2026Swissfederation source
#11 in 2026Score 5/9Opp avg 2155Start 2389
World Youth Chess Championship 2026 Open under 142430
Jun 2026Swisschess-results.com
#3 in 2026Score 8/11Opp avg 2255Start 2404
First Saturday Budapest June 6-13. GM2276
Jun 2026Round robinchess-results.com
#10 in 2026Score 3/9Opp avg 2401Start 2404
V OPEN CHESS MENORCA 20262351
Apr 2026Swissfederation source
#6 in 2026Score 5/9Opp avg 2256Start 2387
Reykjavik Open 20262430
Mar 2026Swisslichess
#3 in 2026Score 6½/9Opp avg 2264Start 2364
2026 Charlotte Spring Norm Invitational | GM2353
Mar 2026Round robinlichess
#5 in 2026Score 4/9Opp avg 2396Start 2364
Texas Grand Circuit Edition 1: DallasIM norm2466
Mar 2026Swisslichess
#2 in 2026Score 5/9Opp avg 2423Start 2364
17th Annual Southwest Class Championship - MasterIM norm2474
Feb 2026Swissfederation source
Best of 2026Score 6/9Opp avg 2349Start 2329
2026 NY Marshall Winter Six Day GM A2326
Jan 2026Round robinchess-results.com
#8 in 2026Score 3/9Opp avg 2451Start 2303
2025 Cornerstone Holiday Norm Invitationals #2 - IM A2344
Dec 2025 – Jan 2026Round robinfederation source
#7 in 2026Score 6/9Opp avg 2219Start 2295
35th Annual North American Open2311
Dec 2025Swissfederation source
#6 in 2025Score 5½/9Opp avg 2231Start 2295
2025 U.S. Masters2344
Nov 2025Swissfederation source
#3 in 2025Score 5/9Opp avg 2301Start 2318
2025 Fall CCC GM Norm Invitational (36) - B2223
Nov 2025Round robinfederation source
#11 in 2025Score 2½/9Opp avg 2389Start 2318
2025 San Diego Open - Elite2258
Oct 2025Swissfederation source
#8 in 2025Score 3½/5Opp avg 2109Start 2319
FIDE WORLD CADET CHESS CHAMPIONSHIP 2025 U12 group2316
Sep 2025Swissfederation source
#5 in 2025Score 8½/11Opp avg 2105Start 2330
2025 Southern California Open2205
Aug – Sep 2025Swissfederation source
#15 in 2025Score 3½/6Opp avg 2148Start 2311
2025 North American Youth Chess Ch. - Open U182307
Aug 2025Swissfederation source
#7 in 2025Score 6/9Opp avg 2182Start 2311
12th Annual Washington International - Championship2320
Aug 2025Swissfederation source
#4 in 2025Score 4½/9Opp avg 2320Start 2311
XXXV CAMPEONATO PANAMERICANO DE AJEDREZ DE LA JUVENTUD 2025 - U 18 Absoluto2239
Jul – Aug 2025Swissfederation source
#10 in 2025Score 6/9Opp avg 2114Start 2193
13th NY International Super Swiss Championship2374
Jul 2025Swissfederation source
#2 in 2025Score 5/9Opp avg 2331Start 2193
2025 NY Marshall Summer Six Day - IM CIM norm2459
Jul 2025Round robinfederation source
Best of 2025Score 6½/9Opp avg 2293Start 2193
53rd Annual World Open2220
Jul 2025Swissfederation source
#13 in 2025Score 3½/7Opp avg 2220Start 2193
World B-12 (Stage 2) Cup 2025—(2)
Jul 2025Swissfederation source
Score 1/2Opp avg 2213Start 2193
World B-12 (Stage 1, Group-A) Cup 20252140
Jun 2025Swissfederation source
#17 in 2025Score 5½/7Opp avg 1910Start 2118

Rated near Ethan Guo · Classical

World

#=2334FMAlex Vidal Zamora2367.0
#=2334IMMalte Colpe2367.0
#=2334IMEthan Guo2367.0
#=2334IMIsaac Wang2367.0
#=2334IMJiri Jirka2367.0

United States

#=111FMWarren Harper2368.0
#=111FMHarshin Reddy Jagirapu2368.0
#=114IMEthan Guo2367.0
#=114IMIsaac Wang2367.0
#116IMAleksandr Ostrovskiy2366.0

Live ratings projected from the OCT26 published list · Not affiliated with FIDE