Format
LA
Lezonier, Arthur Groth
🇧🇷FIDE 538010275· Male· Brazil· Born in 2015
Follow Arthur Groth LezonierTrack his monthly FIDE ratings, games, tournaments and more.
Arthur Groth Lezonier, a 11-year-old Brazilian player, is rated 1735 — his current career high. He is progressing steadily with +31 Elo over the past 12 months. 25 rated games in the past year (≈19/year long-term). Recent standard appearances include Brazil Chess Series - Floripa 2026, XIV Pan-American School Chess Championship 2025 STD U11 Open, and Memorial Pedro Rogerio Garcia Aberto do Brasil STD. Also played 2 rapid (including XIV Pan-American School Chess Championship 2025 - RPD U11 Open) and 2 blitz events (including Copa Concordia De Xadrez Blitz Ccx 41 Anos BLZ) recently.
At junior level, he reached #16 and #6 nationally in U12 and U10.
Current rating
1735
Standard
Rpd1600·Blz1583
All-time high
1735
at best
Jun 2026 · age 11
Jun 2026 · age 11
Activity
18
games / yr avg. · ≈2/mo
25 past 12 mo · ≈2/mo
classical only
Moderately active
classical only
Moderately active
Signature stat
#97,742
#97,742 · players worldwide · of 218,279
Career timeline
8 entries2026
Best 12-month gain (+31 Elo)
1704 → 1735
Jun 2026
All-time peak 1735
at age 11
Jun 2026
16th Brazilian U12 player
at age 11 · rated 1705
Jan 2026
2025
6th Brazilian U10 player
at age 10 · rated 1704
Oct 2025
Crossed 1600
at age 10
Oct 2025
Crossed 1500
at age 10
Oct 2025
Standard rating history
Peak
FIDE title
Threshold
First rated
Activity & highlights
Top opponent
Evolution
—
Tournaments
4
31 games
Score
16/ 3151.6%
13W6D12L
Top 3 wins
3.[W]vsGustavo Pontel Toffoli1,684·XIV Pan-American School Chess Championship 2025 STD U11 Open·R3·+18.8
Top 3 losses
1.[L]vsErick Benjamin Ayala Sanabria1,708·XIV Pan-American School Chess Championship 2025 STD U11 Open·R6·-19.8
3.[L]vsLucas Henrique Ye Flesch1,820·XIV Pan-American School Chess Championship 2025 STD U11 Open·R2·-13.6
Last 12 months — tournaments
4 events| Event | Date | Score | Rank | Perf | Δ Elo |
|---|---|---|---|---|---|
Open Swiss | May 2026 | 4/5 | #7 | 1981 | +27.2 |
Open Swiss | Jan 2026 | 4/8 | #365 | 1831 | +3.6 |
Swiss | Aug 2025 | 5/9 | #5 | 1700 | 0.0 |
Open Swiss | Aug 2025 | 3/3 | #59 | 1587 | 0.0 |
Hot streak: 4 tournaments without losing Elo.
Rankings
/
Brazil
#1,548
out of 6,523 players
Americas
#11,589
in continent
World
#97,740
out of 400,000+
National ranking
Europe & World
Europe
World
Brazil
| 1 | 🇧🇷Follow Rafael LeitaoTrack their monthly FIDE ratings, games, tournaments and more. | 2,588 |
| 2 | 🇧🇷Follow Luis Paulo SupiTrack their monthly FIDE ratings, games, tournaments and more. | 2,581 |
| 3 | 🇧🇷Follow Alexandr FierTrack their monthly FIDE ratings, games, tournaments and more. | 2,553 |
| 4 | 🇧🇷Follow Krikor Sevag MekhitarianTrack their monthly FIDE ratings, games, tournaments and more. | 2,544 |
| 5 | 🇧🇷Follow Andre DiamantTrack their monthly FIDE ratings, games, tournaments and more. | 2,501 |
| 6 | 🇧🇷Follow Renato R. QuintilianoTrack their monthly FIDE ratings, games, tournaments and more. | 2,491 |
| 7 | 🇧🇷Follow Yago De Moura SantiagoTrack their monthly FIDE ratings, games, tournaments and more. | 2,479 |
| 8 | 🇧🇷Follow Diego Rafael Di BerardinoTrack their monthly FIDE ratings, games, tournaments and more. | 2,465 |
| 9 | 🇧🇷Follow Nathan Felipe FilgueirasTrack their monthly FIDE ratings, games, tournaments and more. | 2,410 |
| 10 | 🇧🇷Follow Lucas Do Valle CardosoTrack their monthly FIDE ratings, games, tournaments and more. | 2,407 |
| ... | ||
| 1548 | 1,735 | |
Americas
| 1 | 🇺🇸Follow Hikaru NakamuraTrack their monthly FIDE ratings, games, tournaments and more. | 2,792 |
| 1 | 🇺🇸Follow Fabiano CaruanaTrack their monthly FIDE ratings, games, tournaments and more. | 2,792 |
| 3 | 🇺🇸Follow Wesley SoTrack their monthly FIDE ratings, games, tournaments and more. | 2,753 |
| 4 | 🇺🇸Follow Hans Moke NiemannTrack their monthly FIDE ratings, games, tournaments and more. | 2,742 |
| 5 | 🇺🇸Follow Leinier Dominguez PerezTrack their monthly FIDE ratings, games, tournaments and more. | 2,732 |
| 6 | 🇺🇸Follow Levon AronianTrack their monthly FIDE ratings, games, tournaments and more. | 2,724 |
| 7 | 🇺🇸Follow Awonder LiangTrack their monthly FIDE ratings, games, tournaments and more. | 2,696 |
| 7 | 🇺🇸Follow Samuel SevianTrack their monthly FIDE ratings, games, tournaments and more. | 2,696 |
| 9 | 🇺🇸Follow Jeffery XiongTrack their monthly FIDE ratings, games, tournaments and more. | 2,656 |
| 10 | 🇺🇸Follow Ray RobsonTrack their monthly FIDE ratings, games, tournaments and more. | 2,653 |
| ... | ||
| 11589 | 1,735 | |
World
| 1 | 🇳🇴Follow Magnus CarlsenTrack their monthly FIDE ratings, games, tournaments and more. | 2,841 |
| 2 | 🇺🇸Follow Hikaru NakamuraTrack their monthly FIDE ratings, games, tournaments and more. | 2,792 |
| 2 | 🇺🇸Follow Fabiano CaruanaTrack their monthly FIDE ratings, games, tournaments and more. | 2,792 |
| 4 | 🇺🇿Follow Nodirbek AbdusattorovTrack their monthly FIDE ratings, games, tournaments and more. | 2,777 |
| 4 | 🇺🇿Follow Javokhir SindarovTrack their monthly FIDE ratings, games, tournaments and more. | 2,777 |
| 6 | 🇩🇪Follow Vincent KeymerTrack their monthly FIDE ratings, games, tournaments and more. | 2,767 |
| 7 | 🇳🇱Follow Anish GiriTrack their monthly FIDE ratings, games, tournaments and more. | 2,764 |
| 8 | 🇮🇳Follow Erigaisi ArjunTrack their monthly FIDE ratings, games, tournaments and more. | 2,761 |
| 9 | 🇺🇸Follow Wesley SoTrack their monthly FIDE ratings, games, tournaments and more. | 2,753 |
| 9 | 🇨🇳Follow Yi WeiTrack their monthly FIDE ratings, games, tournaments and more. | 2,753 |
| ... | ||
| 97740 | 1,735 | |