Format
GK
Grunas, Kacper
🇵🇱FIDE 91149274· Male· Poland· Born in 2014
Follow Kacper GrunasTrack his monthly FIDE ratings, games, tournaments and more.
Kacper Grunas, a 12-year-old Polish player, is rated 1868 — his current career high and ranked 15th among Polish players under 12. He is climbing fast, having gained +248 Elo over the past 12 months. 116 rated games in the past year (≈82/year long-term). Recent standard appearances include Arche Puchar Polski Amatorow - Wroclaw Open, IV Dolnoslaska Liga Juniorow 2026, and MARCOWY Turniej o TYSIAKA 2026. Also played 19 rapid (including Mistrzostwa Polski w Szachach Szybkich 2025) and 10 blitz events (including GRAND PRIX POLONII WROCLAW - turniej nr 121) recently.
At junior level, he reached #15 and #34 nationally in U12 and U10.
Current rating
1868
Standard
Rpd1817·Blz1809
All-time high
1868
at best
Jun 2026 · age 12
Jun 2026 · age 12
Activity
79
games / yr avg. · ≈7/mo
108 past 12 mo · ≈9/mo
classical only
Active
classical only
Active
Signature stat
#15
#15 · Polish players under 12 · of 419
Career timeline
10 entries2026
15th Polish U12 player
at age 12 · rated 1868
Jun 2026
Best 12-month gain (+248 Elo)
1620 → 1868
Jun 2026
Crossed 1800
at age 12
Jun 2026
All-time peak 1868
at age 12
Jun 2026
2025
100 career games
at age 11
Dec 2025
7-month rising streak
+156 Elo
Aug 2025
Standard rating history
Peak
FIDE title
Threshold
First rated
Activity & highlights
Evolution
+185
1683 → 1868
Tournaments
18
112 games
Score
68/ 11260.7%
57W26D29L
Top 3 wins
Top 3 losses
2.[L]vsJadwiga Piotrowska1,518·XXI MIEDZYNARODOWY FESTIWAL SZACHOWY PERLA BALTYKU - GRUPA B·R5·-29.8
Last 12 months — tournaments
11 events| Event | Date | Score | Rank | Perf | Δ Elo |
|---|---|---|---|---|---|
Open Swiss | May 2026 | 3/4 | #18 | 2153 | +34.4 |
Open Swiss | May 2026 | 5.5/6 | #11 | 2205 | +66.4 |
Team | Mar 2026 | 5.5/7 | #2 | 1779 | +40.4 |
Swiss | Mar 2026 | 3.5/5 | #6 | 1912 | +63.2 |
Team | Mar 2026 | 1/2 | #45 | 1699 | +4.4 |
Team | Feb 2026 | 1.5/2 | #14 | 1763 | +9.2 |
Open Swiss | Feb 2026 | 4.5/9 | #23 | 1638 | -18.8 |
Open Swiss | Jan 2026 | 2/4 | #40 | 1928 | -2.8 |
Team | Jan 2026 | 2/4 | #17 | 1582 | -21.6 |
Swiss | Dec 2025 | 6/5 | #4 | 2405 | +66.0 |
Worst Elo result: Dolnoslaskie Ligi Okregowe 2025-2026 - Gr. Wroclaw r. 6-9 (-21.6 Elo, finished #17).
Most-Played Opponents
vsIvan Zhuk
🇵🇱POL·2096
+0 −8 =0
8 games·last met May 2026
View head-to-head →
vsFilip Ewiak
🇵🇱POL·1916
+2 −5 =1
8 games·last met Feb 2026
View head-to-head →
vsLeon Gatner
🇵🇱POL·1603
+5 −0 =2
7 games·last met May 2026
View head-to-head →
vsWojciech Kowalczyk
🇵🇱POL·1918
+2 −3 =2
7 games·last met May 2026
View head-to-head →
vsWiktor Mika
🇵🇱POL·1625
+4 −2 =1
7 games·last met May 2026
View head-to-head →
Rankings
/
Poland
#1,398
out of 10,822 players
Europe
#41,352
in continent
World
#56,355
out of 400,000+
National ranking
Europe & World
Europe
World
Poland
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| ... | ||
| 1398 | 1,868 | |
Europe
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| 41352 | 1,868 | |
World
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| 56355 | 1,868 | |