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Leon, Mario

🇦🇷

FIDEFIDE 119032· Male· Argentina

Follow Mario LeonTrack his monthly FIDE ratings, games, tournaments and more.

Mario Leon, a Argentine player, is rated 1848. He has fluctuated between 1848 and 1893 over the past 2 years. 10 rated games in the past year (≈7/year long-term). Recent appearances: Torneo Clasificatorio a la Challenguer and Semifinales Campeonato Argentino Amateur 2025 Memorial MF. Gustavo Mendez. He took a 81-month break between May 2011 and Mar 2018. His peak of 1909 was reached (Jul 2008).

Current rating

1848

Standard

Rpd1862·Blz1905

All-time high

1909

−61 pts below
Jul 2008

Activity

16

games / yr avg. · ≈1/mo

6 past 12 mo · ≈1/mo
classical only
Moderately active

Signature stat

#62,017

#62,017 · players worldwide · of 218,279

Career timeline

9 entries
2024
100 career games
Dec 2024
2021
Best 12-month gain (+69 Elo)
1775 → 1844
Jan 2021
2020
Re-crossed 1800
Mar 2020
2018
K-factor lowered to 20
Dec 2018
2011
Inactive for 81 months
paused at 1895 → returned at 1870
May 2011
2008
Crossed 1800
Jul 2008

Standard rating history

Peak
FIDE title
Threshold
First rated
Inactive period
COVID-19
FIDE recal.

Activity & highlights

Top opponent
vs Juan Bautista Alvarez Jamieson 1,746
Semifinales Campeonato Argentino Amateur 2025 Memorial MF. Gustavo Mendez · Sep 2025 · +6.8 Elo
Evolution
-6
1854 → 1848
Tournaments
2
7 games
Score
4/ 757.1%
4W0D3L

Last 12 months — tournaments

2 events
EventDateScoreRankPerfΔ Elo
Torneo Clasificatorio a la Challenguer
Swiss
Mar 20261/3#61694-14.0
Semifinales Campeonato Argentino Amateur 2025 Memorial MF. Gustavo Mendez
Swiss
Sep 20253/3#122634+8.0

Most-Played Opponents

vsMatias Campeon
🇦🇷ARG·2146
+1 −4 =0
5 games·last met Mar 2026
View head-to-head →
vsFrancisco Villamayor
🇦🇷ARG·1855
+0 −4 =1
5 games·last met May 2025
View head-to-head →
vsCarlos Martinez
🇦🇷ARG·1981
+0 −3 =2
5 games·last met Dec 2024
View head-to-head →

Rankings

Argentina
#783
out of 3,298 players
Americas
#6,960
in continent
World
#62,016
out of 400,000+

National ranking

Europe & World

Europe
World
Argentina
1
🇦🇷Flores, DiegoFollow Diego FloresTrack their monthly FIDE ratings, games, tournaments and more.
2,582
2
🇦🇷Felgaer, RubenFollow Ruben FelgaerTrack their monthly FIDE ratings, games, tournaments and more.
2,556
3
🇦🇷Peralta, FernandoFollow Fernando PeraltaTrack their monthly FIDE ratings, games, tournaments and more.
2,552
4
🇦🇷Sosa, TomasFollow Tomas SosaTrack their monthly FIDE ratings, games, tournaments and more.
2,546
4
🇦🇷Mareco, SandroFollow Sandro MarecoTrack their monthly FIDE ratings, games, tournaments and more.
2,546
6
🇦🇷Perez Ponsa, FedericoFollow Federico Perez PonsaTrack their monthly FIDE ratings, games, tournaments and more.
2,541
7
🇦🇷Oro, FaustinoFollow Faustino OroTrack their monthly FIDE ratings, games, tournaments and more.
2,537
8
🇦🇷Zarnicki, PabloFollow Pablo ZarnickiTrack their monthly FIDE ratings, games, tournaments and more.
2,508
9
🇦🇷Kiselev, VitaliiFollow Vitalii KiselevTrack their monthly FIDE ratings, games, tournaments and more.
2,507
10
🇦🇷Obregon, Andres CarlosFollow Andres Carlos ObregonTrack their monthly FIDE ratings, games, tournaments and more.
2,506
...
783🇦🇷Leon, Mario1,848
Americas
1
🇺🇸Nakamura, HikaruFollow Hikaru NakamuraTrack their monthly FIDE ratings, games, tournaments and more.
2,792
1
🇺🇸Caruana, FabianoFollow Fabiano CaruanaTrack their monthly FIDE ratings, games, tournaments and more.
2,792
3
🇺🇸So, WesleyFollow Wesley SoTrack their monthly FIDE ratings, games, tournaments and more.
2,753
4
🇺🇸Niemann, Hans MokeFollow Hans Moke NiemannTrack their monthly FIDE ratings, games, tournaments and more.
2,742
5
🇺🇸Dominguez Perez, LeinierFollow Leinier Dominguez PerezTrack their monthly FIDE ratings, games, tournaments and more.
2,732
6
🇺🇸Aronian, LevonFollow Levon AronianTrack their monthly FIDE ratings, games, tournaments and more.
2,724
7
🇺🇸Liang, AwonderFollow Awonder LiangTrack their monthly FIDE ratings, games, tournaments and more.
2,696
7
🇺🇸Sevian, SamuelFollow Samuel SevianTrack their monthly FIDE ratings, games, tournaments and more.
2,696
9
🇺🇸Xiong, JefferyFollow Jeffery XiongTrack their monthly FIDE ratings, games, tournaments and more.
2,656
10
🇺🇸Robson, RayFollow Ray RobsonTrack their monthly FIDE ratings, games, tournaments and more.
2,653
...
6960🇦🇷Leon, Mario1,848
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
...
62016🇦🇷Leon, Mario1,848