Format
MK
Mazur, Kacper
🇵🇱FIDE 1175084· Male· Poland· Born in 2000
Follow Kacper MazurTrack his monthly FIDE ratings, games, tournaments and more.
Kacper Mazur, a 26-year-old Polish player, is rated 1617 — his current career high. He plays occasionally (9 games in the last 12 months) and had 2 career breaks: 45 months (2018–2022, COVID-19 included) and 45 months (2022–2026). Recent appearances: Wiosenny Turniej Szachowy - Grupa A Marzec and VI Otwarte Mistrzostwa Jaworzyny Slaskiej w Szachach, Grupa A. Also played 2 rapid events (including Grand Prix o Puchar bonabanco) recently.
Current rating
1617
Standard
Rpd1611·Blz1555
All-time high
1617
at best
May 2026 · age 26
May 2026 · age 26
Activity
3
games / yr avg.
9 past 12 mo · ≈1/mo
classical only
Occasional
classical only
Occasional
Signature stat
#140,490
#140,490 · players worldwide · of 218,279
Career timeline
10 entries2026
All-time peak 1617
at age 26
May 2026
Crossed 1600
at age 26
Apr 2026
2024
Crossed 1500
at age 24
Mar 2024
Re-crossed 1400
at age 24
Mar 2024
2022
Inactive for 45 months
paused at 1330 → returned at 1616
Jun 2022
2019
K-factor lowered to 20
at age 19
Jan 2019
Standard rating history
Peak
FIDE title
Threshold
First rated
Inactive period
COVID-19
FIDE recal.
Activity & highlights
Top opponent
Evolution
+19
1598 → 1617
Tournaments
2
10 games
Score
5.5/ 1055.0%
4W3D3L
Top 3 wins
Top 3 losses
3.[L]vsRemigiusz Olejarczyk1,993·VI Otwarte Mistrzostwa Jaworzyny Slaskiej w Szachach, Grupa A·R3·-2.0
Last 12 months — tournaments
2 events| Event | Date | Score | Rank | Perf | Δ Elo |
|---|---|---|---|---|---|
Swiss | Mar 2026 | 2.5/5 | #6 | 1658 | +7.0 |
Swiss | Mar 2026 | 3/4 | #17 | 1925 | +11.6 |
Rankings
/
Poland
#3,566
out of 10,822 players
Europe
#94,831
in continent
World
#140,481
out of 400,000+
National ranking
Europe & World
Europe
World
Poland
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Europe
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World
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