Format
DM
Derejczyk, Mateusz
🇵🇱FIDE 21004188· Male· Poland· Born in 2008
Follow Mateusz DerejczykTrack his monthly FIDE ratings, games, tournaments and more.
Mateusz Derejczyk, a 18-year-old Polish player, is rated 1992. He is progressing steadily with +48 Elo over the past 12 months. 50 rated games in the past year (≈31/year long-term). Recent standard appearances include KONIN MASTERS 2026 OPEN A, DRUZYNOWE MISTRZOSTWA POLSKI II LIGA 2025, and 61st International Akiba Rubinstein Chess Festival - INWEA DEVELOPMENT OPEN. Also played 11 rapid (including Mistrzostwa Polski w Szachach Szybkich 2025) and 5 blitz events (including 61st International Akiba Rubinstein Chess Festival - opening Blitz) recently. His peak of 2069 was reached at age 17 (Sep 2025).
At junior level, he reached #48, #57, #46 and #51 nationally in U18, U16, U14 and U12.
Current rating
1992
Standard
Rpd2073·Blz1984
All-time high
2069
−77 pts below
Sep 2025 · age 17
Sep 2025 · age 17
Activity
35
games / yr avg. · ≈3/mo
50 past 12 mo · ≈4/mo
classical only
Active
classical only
Active
Signature stat
#28,772
#28,772 · players worldwide · of 216,808
Career timeline
10 entries2025
48th Polish U18 player
at age 17 · rated 2069
Sep 2025
All-time peak 2069
at age 17 · −77 from today
Sep 2025
Crossed 2000
at age 17
Jun 2025
2024
Best 12-month gain (+350 Elo)
1594 → 1944
Dec 2024
57th Polish U16 player
at age 16 · rated 1941
Sep 2024
Crossed 1800
at age 16
Jun 2024
Standard rating history
Last 12 months — activity & highlights
Top opponent
Evolution
-18
2010 → 1992
Tournaments
6
48 games
Score
23/ 4847.9%
21W10D17L
Top 3 wins
1.[W]vsMarcel KutowskiFM2,282·61st International Akiba Rubinstein Chess Festival - INWEA DEVELOPMENT OPEN·R1·+30.9
3.[W]vsLeonard Lecki2,223·61st International Akiba Rubinstein Chess Festival - INWEA DEVELOPMENT OPEN·R5·+28.3
Top 3 losses
Last 12 months — tournaments
4 events| Event | Date | Score | Rank | Perf | Δ Elo |
|---|---|---|---|---|---|
Swiss | Mar 2026 | 4/5 | #3 | 2101 | +38.0 |
Open Swiss | Aug 2025 | 3.5/9 | #211 | 1794 | -116.4 |
Open Swiss | Aug 2025 | 4/9 | #57 | 2103 | +25.6 |
Open Swiss | Jun 2025 | 3.5/8 | #66 | 2095 | +34.4 |
Rankings
/
Poland
#773
out of 10,756 players
Europe
#21,266
in continent
World
#28,772
out of 400,000+
National ranking
Europe & World
Europe
World
Poland
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| 773 | 1,992 | |
Europe
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| 21266 | 1,992 | |
World
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| ... | ||
| 28772 | 1,992 | |