Format
SZ
Sienczewski, Zbigniew
🇵🇱FIDE 1101765· Male· Poland· Born in 1962
Follow Zbigniew SienczewskiTrack his monthly FIDE ratings, games, tournaments and more.
Zbigniew Sienczewski, a 64-year-old Polish player, is rated 1901. He has slipped back 41 Elo over the past 12 months. 23 rated games in the past year (≈90/year long-term). Recent appearances: New Year's Eve 2026 SE Herakliou and 27th Open Irakleiou Attikis - Athens Challenge 2025 A. Also played 4 rapid (including Monastiraki Rapid Chess Sep 2025 4) and 1 blitz events (including New Year Eve Speed Chess Festival by Fysiolatris Blitz) recently. He had 2 career breaks: 38 months (2005–2008) and 63 months (2020–2025, COVID-19 included). His peak of 2218 was reached at age 49 (Mar 2011).
Current rating
1901
Standard
Rpd2011·Blz1933
All-time high
2218
−317 pts below
Mar 2011 · age 49
Mar 2011 · age 49
Activity
8
games / yr avg. · ≈1/mo
23 past 12 mo · ≈2/mo
classical only
Occasional
classical only
Occasional
Signature stat
#47,868
#47,868 · players worldwide · of 218,279
Career timeline
21 entries2025
48th Polish 60-65 player
at age 63 · rated 1905
Sep 2025
2020
Inactive for 63 months
paused at 1904 → returned at 1905
Mar 2020
2018
43rd Polish 55-60 player
at age 56 · rated 1987
Apr 2018
2016
27th Polish 50-55 player
at age 54 · rated 2080
Jun 2016
Best 12-month gain (+115 Elo)
1965 → 2080
Jun 2016
Re-crossed 2000
at age 54
Mar 2016
Standard rating history
Peak
FIDE title
Threshold
First rated
Inactive period
COVID-19
FIDE recal.
Activity & highlights
Evolution
-4
1905 → 1901
Tournaments
1
4 games
Score
3/ 475.0%
3W0D1L
Top 2 wins
Top 1 loss
Last 12 months — tournaments
1 event| Event | Date | Score | Rank | Perf | Δ Elo |
|---|---|---|---|---|---|
Open Swiss | Jan 2026 | 3/3 | #24 | 2506 | -4.0 |
Most-Played Opponents
vsAlexandros Kostouros
🇬🇷GRE·2022
+27 −28 =66
121 games·last met Jan 2018
View head-to-head →
vsDimitrios Vazelakis
🇬🇷GRE·1912
+18 −5 =43
66 games·last met Feb 2020
View head-to-head →
vsDimitrios Delithanasis
🇬🇷GRE·1886
+4 −8 =32
44 games·last met May 2025
View head-to-head →
vsGeorgios NikolaouFM
🇬🇷GRE·2149
+3 −24 =15
42 games·last met Oct 2018
View head-to-head →
vsTheodoros Sideris
🇬🇷GRE·1954
+14 −4 =18
36 games·last met Apr 2017
View head-to-head →
Rankings
/
Poland
#1,220
out of 10,822 players
Europe
#35,282
in continent
World
#47,867
out of 400,000+
National ranking
Europe & World
Europe
World
Poland
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| ... | ||
| 1220 | 1,901 | |
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 |
| 6 | 🇭🇺Follow Richard RapportTrack their monthly FIDE ratings, games, tournaments and more. | 2,729 |
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| ... | ||
| 35282 | 1,901 | |
World
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| 7 | 🇳🇱Follow Anish GiriTrack their monthly FIDE ratings, games, tournaments and more. | 2,764 |
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| ... | ||
| 47867 | 1,901 | |