Format
TL
Tomiello, Lucas Costamilan
FM🇧🇷FIDE 22701940· Male· Brazil· Born in 2003
Follow Lucas Costamilan TomielloTrack his monthly FIDE ratings, games, tournaments and more.
Lucas Costamilan Tomiello, a 23-year-old Brazilian FIDE Master, is rated 2320 — just 15 short of his peak of 2335 (Jan 2026, age 23) and ranked 26th among Brazilian players, and in the top 2% worldwide. He has held steady between 2300 and 2350 for 16 months. 38 rated games in the past year. Recent standard appearances include II Timbo Chess Festival Under 2400 STD, Brazil Chess Series - Floripa 2026, and 91o Campeonato Brasileiro Absoluto 2025. Also played 1 rapid (including 2a Edicao Gambito Vilao Rapido) and 2 blitz events (including 2a Edicao Gambito Vilao Blitz) recently. He reached Brazilian #23 in Jul 2025.
Awarded FM in 2024 (age 21). Earned a IM norm at Panamericano Sub20 STD 2023. At junior level, he reached #2, #5, #3 and #7 nationally in U20, U18, U16 and U14.
Current rating
2320
Standard
Rpd2210·Blz2133
All-time high
2335
−15 pts below
Jan 2026 · age 23
Jan 2026 · age 23
Activity
46
games / yr avg. · ≈4/mo
38 past 12 mo · ≈3/mo
classical only
Active
classical only
Active
Signature stat
#26
#26 · Brazilian players · of 3,099
Career timeline
17 entries2026
All-time peak 2335
at age 23 · −15 from today
Jan 2026
2025
Peak Brazilian rank: #23
at age 22 · rated 2334
Jul 2025
Re-crossed 2300
at age 22
Feb 2025
2024
FM title awardedFM
at age 21
Jan 2024
2023
2nd Brazilian U20 player
at age 20 · rated 2300
Dec 2023
Crossed 2300
at age 20
Dec 2023
Standard rating history
Activity & highlights
Top opponent
Evolution
+12
2308 → 2320
Tournaments
3
27 games
Score
19.5/ 2772.2%
15W9D3L
Top 3 wins
Top 3 losses
Last 12 months — tournaments
3 events| Event | Date | Score | Rank | Perf | Δ Elo |
|---|---|---|---|---|---|
Open Swiss | Feb 2026 | 5/6 | #2 | 2157 | -6.4 |
Open Swiss | Jan 2026 | 7/10 | #44 | 2262 | -9.0 |
Open Swiss | Dec 2025 | 7.5/11 | #11 | 2301 | +1.2 |
Most-Played Opponents
vsMateus Costamilan TomielloFM
🇧🇷BRA·2218
+1 −1 =10
12 games·last met Feb 2026
View head-to-head →
vsAndre DiamantGM
🇧🇷BRA·2499
+2 −3 =3
8 games·last met Feb 2026
View head-to-head →
vsAlexandr FierGM
🇧🇷BRA·2578
+1 −3 =1
5 games·last met Sep 2025
View head-to-head →
vsMarco Aurelio Zaror Cordeiro
🇧🇷BRA·2057
+1 −4 =0
5 games·last met Mar 2025
View head-to-head →
vsNatan Trott
🇧🇷BRA·1914
+1 −3 =1
5 games·last met Jun 2017
View head-to-head →
Rankings
/
Brazil
#26
out of 6,387 players
Americas
#401
in continent
World
#3,485
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. | 2,578 |
| 4 | 🇧🇷Follow Giovanni VescoviTrack their monthly FIDE ratings, games, tournaments and more. | 2,549 |
| 5 | 🇧🇷Follow Krikor Sevag MekhitarianTrack their monthly FIDE ratings, games, tournaments and more. | 2,544 |
| 6 | 🇧🇷Follow Andre DiamantTrack their monthly FIDE ratings, games, tournaments and more. | 2,499 |
| 7 | 🇧🇷Follow Renato R. QuintilianoTrack their monthly FIDE ratings, games, tournaments and more. | 2,491 |
| 8 | 🇧🇷Follow Yago De Moura SantiagoTrack their monthly FIDE ratings, games, tournaments and more. | 2,479 |
| 9 | 🇧🇷Follow Diego Rafael Di BerardinoTrack their monthly FIDE ratings, games, tournaments and more. | 2,465 |
| 10 | 🇧🇷Follow Nathan Felipe FilgueirasTrack their monthly FIDE ratings, games, tournaments and more. | 2,410 |
| ... | ||
| 26 | 2,320 | |
Americas
| 1 | 🇺🇸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. | 2,788 |
| 3 | 🇺🇸Follow Wesley SoTrack their monthly FIDE ratings, games, tournaments and more. | 2,754 |
| 4 | 🇺🇸Follow Leinier Dominguez PerezTrack their monthly FIDE ratings, games, tournaments and more. | 2,732 |
| 5 | 🇺🇸Follow Hans Moke NiemannTrack their monthly FIDE ratings, games, tournaments and more. | 2,728 |
| 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. | 2,718 |
| 8 | 🇺🇸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 |
| ... | ||
| 401 | 2,320 | |
World
| 1 | 🇳🇴Follow Magnus CarlsenTrack their monthly FIDE ratings, games, tournaments and more. | 2,840 |
| 2 | 🇺🇸Follow Hikaru NakamuraTrack their monthly FIDE ratings, games, tournaments and more. | 2,792 |
| 3 | 🇺🇸Follow Fabiano CaruanaTrack their monthly FIDE ratings, games, tournaments and more. | 2,788 |
| 4 | 🇺🇿Follow Nodirbek AbdusattorovTrack their monthly FIDE ratings, games, tournaments and more. | 2,780 |
| 5 | 🇺🇿Follow Javokhir SindarovTrack their monthly FIDE ratings, games, tournaments and more. | 2,776 |
| 6 | 🇳🇱Follow Anish GiriTrack their monthly FIDE ratings, games, tournaments and more. | 2,767 |
| 7 | 🇩🇪Follow Vincent KeymerTrack their monthly FIDE ratings, games, tournaments and more. | 2,759 |
| 7 | 🇫🇷Follow Alireza FirouzjaTrack their monthly FIDE ratings, games, tournaments and more. | 2,759 |
| 9 | 🇺🇸Follow Wesley SoTrack their monthly FIDE ratings, games, tournaments and more. | 2,754 |
| 10 | 🇨🇳Follow Yi WeiTrack their monthly FIDE ratings, games, tournaments and more. | 2,753 |
| ... | ||
| 3485 | 2,320 | |