Format
KR
Kowalski Rubiales, Leo
🇪🇸FIDE 54783194· Male· Spain· Born in 2013
Follow Leo Kowalski RubialesTrack his monthly FIDE ratings, games, tournaments and more.
Leo Kowalski Rubiales, a 13-year-old Spanish player, is rated 1858 — just 5 short of his peak of 1863 (Apr 2026, age 13). He is on a breakout run, having gained +127 Elo over the past 12 months. 98 rated games in the past year (≈66/year long-term). Recent standard appearances include XXXI Open Social Ruy Lopez Fundacion Vipren Rondas 1, Campeonato de Andalucia B 2026, and Campeonato Provincial por Equipos de Cadiz Primera Division Final 2026. Also played 4 rapid (including Gdansk Rapid - Miedzynarodowy Turniej Szachowy o Puchar 55-lecia UG) and 6 blitz events (including V Mindsports International Festival 2025 - 3rd Night Blitz) recently.
At junior level, he reached #79, #37 and #49 nationally in U14, U12 and U10.
Current rating
1858
Standard
Rpd1780·Blz1816
All-time high
1863
−5 pts below
Apr 2026 · age 13
Apr 2026 · age 13
Activity
73
games / yr avg. · ≈6/mo
90 past 12 mo · ≈8/mo
classical only
Active
classical only
Active
Signature stat
#59,176
#59,176 · players worldwide · of 218,279
Career timeline
10 entries2026
79th Spanish U14 player
at age 13 · rated 1863
Apr 2026
All-time peak 1863
at age 13 · −5 from today
Apr 2026
Crossed 1800
at age 13
Jan 2026
2024
Best 12-month gain (+499 Elo)
1278 → 1777
Oct 2024
37th Spanish U12 player
at age 11 · rated 1777
Sep 2024
Re-crossed 1600
at age 11
Aug 2024
Standard rating history
Peak
FIDE title
Threshold
First rated
FIDE recal.
Activity & highlights
Best result
VI Open Internacional de Ajedrez Sub 2200 FIDE Costa de la Luzperf 1956 (+205) · 3.5/6 · #49
Top opponent
Evolution
+95
1763 → 1858
Tournaments
19
93 games
Score
48/ 9351.6%
35W26D32L
Top 3 wins
Top 3 losses
Last 12 months — tournaments
15 events| Event | Date | Score | Rank | Perf | Δ Elo |
|---|---|---|---|---|---|
Swiss | May 2026 | 1/1 | #6 | 2396 | +7.6 |
Open Swiss | Apr 2026 | 1/2 | #100 | 1904 | +4.4 |
Open Swiss | Apr 2026 | 4/7 | #16 | 1818 | -15.6 |
Swiss | Mar 2026 | 1/2 | #6 | 1683 | -14.4 |
Round-Robin | Mar 2026 | 2/2 | #6 | 2523 | +29.6 |
Open Swiss | Mar 2026 | 1/1 | #44 | 2564 | +16.8 |
Open Swiss | Feb 2026 | 3.5/4 | #29 | 2205 | +10.0 |
Open Swiss | Feb 2026 | 0.5/1 | #43 | 1911 | +5.2 |
Open Swiss | Dec 2025 | 4/7 | #22 | 1934 | +62.0 |
Open Swiss | Nov 2025 | 4.5/6 | #3 | 1848 | +24.8 |
Worst Elo result: I Open Internacional Sub2200 Hotel Vertice Chipiona Mar (-26.4 Elo, finished #44).
Rankings
/
Spain
#5,389
out of 20,300 players
Europe
#43,348
in continent
World
#59,175
out of 400,000+
National ranking
Europe & World
Europe
World
Spain
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Europe
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World
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