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Alonso Castillo, Sergio

🇪🇸

FIDEFIDE 2206129· Male· Spain· Born in 1973

Follow Sergio Alonso CastilloTrack his monthly FIDE ratings, games, tournaments and more.

Sergio Alonso Castillo, a 53-year-old Spanish player, is rated 2049 and sitting in the top 10% of players worldwide. He has slipped back 58 Elo over the past 12 months. 19 rated games in the past year (≈15/year long-term). Recent standard appearances include Play Off d'Ascens-Descens a Segona Divisio 2026, Lliga Catalana 2026 - Segona Divisio Grup Tarragona Rondas 7-9, and Lliga Catalana 2026 - Segona Divisio Grup Tarragona Rondas 3-6. He took a 35-month break between May 2013 and May 2016. His peak of 2252 was reached at age 28 (Jan 2001).

Current rating

2049

Standard

Rpd2016·Blz—

All-time high

2252

−203 pts below
Jan 2001 · age 28

Activity

13

games / yr avg. · ≈1/mo

19 past 12 mo · ≈2/mo
classical only
Moderately active

Signature stat

Top 10%

#20,907 · players worldwide · of 218,279

Career timeline

10 entries
2025
Re-crossed 2100
at age 52
Mar 2025
2013
Inactive for 35 months
paused at 2070 → returned at 2061
May 2013
2010
Best 12-month gain (+84 Elo)
2101 → 2185
Jan 2010
2009
Re-crossed 2100
at age 36
Sep 2009
2008
100 career games
at age 35
Oct 2008
2001
Crossed 2200
at age 28
Jan 2001

Standard rating history

Peak
FIDE title
Threshold
First rated
Inactive period
COVID-19

Activity & highlights

Top opponent
vs Jaume Vinals Rioja 1,930
25 Open Internacional d'Escacs de Torredembarra · Jul 2025 · +6.0 Elo
Evolution
-58
2107 → 2049
Tournaments
5
19 games
Score
7/ 1936.8%
5W4D10L

Last 12 months — tournaments

5 events
EventDateScoreRankPerfΔ Elo
Play Off d'Ascens-Descens a Segona Divisio 2026
Open Swiss
Apr 20260/1#881313-8.4
Lliga Catalana 2026 - Segona Divisio Grup Tarragona Rondas 7-9
Round-Robin
Mar 20260/3#112—-13.4
Lliga Catalana 2026 - Segona Divisio Grup Tarragona Rondas 3-6
Round-Robin
Feb 20261/4#98—-10.6
Lliga Catalana 2026 - Segona Divisio Grup Tarragona Rondas 1-2
Round-Robin
Jan 20261/2#36—+2.6
25 Open Internacional d'Escacs de Torredembarra
Open Swiss
Jul 20255/9#431969-29.4
Worst Elo result: 25 Open Internacional d'Escacs de Torredembarra (-29.4 Elo, finished #43).

Rankings

/
Spain
#1,633
out of 20,300 players
Europe
#15,346
in continent
World
#20,907
out of 400,000+

National ranking

Europe & World

Europe
World
Spain
1
🇪🇸Anton Guijarro, DavidFollow David Anton GuijarroTrack their monthly FIDE ratings, games, tournaments and more.
2,657
2
🇪🇸Chigaev, MaksimFollow Maksim ChigaevTrack their monthly FIDE ratings, games, tournaments and more.
2,644
2
🇪🇸Vallejo Pons, FranciscoFollow Francisco Vallejo PonsTrack their monthly FIDE ratings, games, tournaments and more.
2,644
4
🇪🇸Santos Latasa, JaimeFollow Jaime Santos LatasaTrack their monthly FIDE ratings, games, tournaments and more.
2,615
5
🇪🇸Santos Ruiz, MiguelFollow Miguel Santos RuizTrack their monthly FIDE ratings, games, tournaments and more.
2,604
6
🇪🇸Shirov, AlexeiFollow Alexei ShirovTrack their monthly FIDE ratings, games, tournaments and more.
2,597
7
🇪🇸Yuffa, DaniilFollow Daniil YuffaTrack their monthly FIDE ratings, games, tournaments and more.
2,592
8
🇪🇸Salgado Lopez, IvanFollow Ivan Salgado LopezTrack their monthly FIDE ratings, games, tournaments and more.
2,591
9
🇪🇸Iturrizaga Bonelli, EduardoFollow Eduardo Iturrizaga BonelliTrack their monthly FIDE ratings, games, tournaments and more.
2,587
9
🇪🇸Illescas Cordoba, MiguelFollow Miguel Illescas CordobaTrack their monthly FIDE ratings, games, tournaments and more.
2,587
...
1633🇪🇸Alonso Castillo, Sergio2,049
Europe
1
🇳🇴Carlsen, MagnusFollow Magnus CarlsenTrack their monthly FIDE ratings, games, tournaments and more.
2,841
2
🇩🇪Keymer, VincentFollow Vincent KeymerTrack their monthly FIDE ratings, games, tournaments and more.
2,767
3
🇳🇱Giri, AnishFollow Anish GiriTrack their monthly FIDE ratings, games, tournaments and more.
2,764
4
🇫🇷Firouzja, AlirezaFollow Alireza FirouzjaTrack their monthly FIDE ratings, games, tournaments and more.
2,744
5
🇵🇱Duda, Jan-KrzysztofFollow Jan-Krzysztof DudaTrack their monthly FIDE ratings, games, tournaments and more.
2,739
6
🇭🇺Rapport, RichardFollow Richard RapportTrack their monthly FIDE ratings, games, tournaments and more.
2,729
7
🇳🇱Van Foreest, JordenFollow Jorden Van ForeestTrack their monthly FIDE ratings, games, tournaments and more.
2,728
8
🇫🇷Vachier-Lagrave, MaximeFollow Maxime Vachier-LagraveTrack their monthly FIDE ratings, games, tournaments and more.
2,721
9
🇦🇿Mamedyarov, ShakhriyarFollow Shakhriyar MamedyarovTrack their monthly FIDE ratings, games, tournaments and more.
2,717
10
🇹🇷Erdogmus, Yagiz KaanFollow Yagiz Kaan ErdogmusTrack their monthly FIDE ratings, games, tournaments and more.
2,713
...
15346🇪🇸Alonso Castillo, Sergio2,049
World
1
🇳🇴Carlsen, MagnusFollow Magnus CarlsenTrack their monthly FIDE ratings, games, tournaments and more.
2,841
2
🇺🇸Nakamura, HikaruFollow Hikaru NakamuraTrack their monthly FIDE ratings, games, tournaments and more.
2,792
2
🇺🇸Caruana, FabianoFollow Fabiano CaruanaTrack their monthly FIDE ratings, games, tournaments and more.
2,792
4
🇺🇿Abdusattorov, NodirbekFollow Nodirbek AbdusattorovTrack their monthly FIDE ratings, games, tournaments and more.
2,777
4
🇺🇿Sindarov, JavokhirFollow Javokhir SindarovTrack their monthly FIDE ratings, games, tournaments and more.
2,777
6
🇩🇪Keymer, VincentFollow Vincent KeymerTrack their monthly FIDE ratings, games, tournaments and more.
2,767
7
🇳🇱Giri, AnishFollow Anish GiriTrack their monthly FIDE ratings, games, tournaments and more.
2,764
8
🇮🇳Erigaisi ArjunFollow Erigaisi ArjunTrack their monthly FIDE ratings, games, tournaments and more.
2,761
9
🇺🇸So, WesleyFollow Wesley SoTrack their monthly FIDE ratings, games, tournaments and more.
2,753
9
🇨🇳Wei, YiFollow Yi WeiTrack their monthly FIDE ratings, games, tournaments and more.
2,753
...
20907🇪🇸Alonso Castillo, Sergio2,049