Format
MI
Mastiuk, Ivan
🇺🇦FIDE 34163956· Male· Ukraine· Born in 2008
Follow Ivan MastiukTrack his monthly FIDE ratings, games, tournaments and more.
Ivan Mastiuk, a 18-year-old Ukrainian player, is rated 2201 — his current career high and sitting in the top 3% of players worldwide under 18, and in the top 4% worldwide. He is on a breakout run, having gained +373 Elo over the past 12 months. 33 rated games in the past year (≈18/year long-term). Recent standard appearances include grenke Chess Open 2026 A-Open, Lahn-Eder-Open 2026, and Heusenstamm Sparkassen Open 2025 A. Also played 3 rapid (including Giessener Schnellschachturnier 2026) and 3 blitz events (including Championship UKR Men`s 2025 - Blitz) recently.
At junior level, he reached #21 and #24 nationally in U18 and U16.
Current rating
2201
Standard
Rpd2092·Blz2160
All-time high
2201
at best
Jun 2026 · age 18
Jun 2026 · age 18
Activity
30
games / yr avg. · ≈3/mo
33 past 12 mo · ≈3/mo
classical only
Active
classical only
Active
Signature stat
Top 3%
#496 · players worldwide under 18 · of 15,441
Career timeline
8 entries2026
Best 12-month gain (+373 Elo)
1828 → 2201
Jun 2026
Crossed 2200
at age 18
Jun 2026
All-time peak 2201
at age 18
Jun 2026
21st Ukrainian U18 player
at age 18 · rated 2120
May 2026
Crossed 2100
at age 18
May 2026
2025
Crossed 2000
at age 17
Dec 2025
Standard rating history
Peak
FIDE title
Threshold
First rated
COVID-19
FIDE recal.
Activity & highlights
Top opponent
Evolution
+373
1828 → 2201
Tournaments
5
33 games
Score
21/ 3363.6%
16W10D7L
Top 3 wins
Top 3 losses
Last 12 months — tournaments
5 events| Event | Date | Score | Rank | Perf | Δ Elo |
|---|---|---|---|---|---|
Swiss | May 2026 | 4/7 | #6 | 2347 | +80.8 |
Open Swiss | Apr 2026 | 4.5/9 | #384 | 2182 | +52.4 |
Open Swiss | Feb 2026 | 3.5/5 | #5 | 2050 | +0.4 |
Open Swiss | Nov 2025 | 5/7 | #18 | 2279 | +120.4 |
Swiss | Oct 2025 | 4/5 | #1 | 2357 | +119.6 |
Hot streak: 5 tournaments without losing Elo.
Most-Played Opponents
vsNazar Diachuk
🇺🇦UKR·1976
+5 −5 =4
14 games·last met Jun 2024
View head-to-head →
vsYosyp Borzenko
🇺🇦UKR·1971
+4 −6 =2
12 games·last met Dec 2023
View head-to-head →
vsIgor LabenskyIM
🇺🇦UKR·2202
+1 −1 =7
9 games·last met Jun 2024
View head-to-head →
vsPetro Illyuk
🇺🇦UKR
+1 −3 =4
8 games·last met Jun 2024
View head-to-head →
vsYuriy Koshmak
🇺🇦UKR·2015
+2 −3 =3
8 games·last met Dec 2023
View head-to-head →
Rankings
/
Ukraine
#185
out of 3,843 players
Europe
#5,702
in continent
World
#8,136
out of 400,000+
National ranking
Europe & World
Europe
World
Ukraine
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| ... | ||
| 185 | 2,201 | |
Europe
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| 2 | 🇩🇪Follow Vincent KeymerTrack their monthly FIDE ratings, games, tournaments and more. | 2,767 |
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| 4 | 🇫🇷Follow Alireza FirouzjaTrack their monthly FIDE ratings, games, tournaments and more. | 2,744 |
| 5 | 🇵🇱Follow Jan-Krzysztof DudaTrack their monthly FIDE ratings, games, tournaments and more. | 2,739 |
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| ... | ||
| 5702 | 2,201 | |
World
| 1 | 🇳🇴Follow Magnus CarlsenTrack their monthly FIDE ratings, games, tournaments and more. | 2,841 |
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| 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 |
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| ... | ||
| 8136 | 2,201 | |