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Aldama Degurnay, Dionisio

Aldama Degurnay, Dionisio

IM🇲🇽

FIDEFIDE 3500268· Male· Mexico· Born in 1969

Follow Dionisio Aldama DegurnayTrack his monthly FIDE ratings, games, tournaments and more.

Dionisio Aldama Degurnay, a 57-year-old Mexican International Master, is rated 2340 and ranked 13th among Mexican players, and in the top 1% worldwide. He plays occasionally (8 games in the last 12 months) and had 3 career breaks: 20 months (2005–2007), 17 months (2007–2008) and 42 months (2020–2023, COVID-19 included). Recent appearances: TORNEO MUNICIPAL ABIERTO DE AJEDREZ MEXICALI B.C. PROFRA. ANITA ARROYO 2025 - ABIERTA and 2025 San Diego Open - Elite. Also played 1 blitz event (including TORNEO MUNICIPAL ABIERTO DE AJEDREZ MEXICALI B.C. PROFRA. ANITA ARROYO 2025 - BLITZ) recently. His peak of 2463 was reached at age 49 (Jun 2018); he also reached Mexican #2 in Jan 2001 and spent 21 months in Mexican top 3.

Competes for Mexico since Apr 2002. Awarded IM in 2001 (age 32). Earned GM norms at 27th Annual North American Open 2017 and 27th Annual Chicago Open 2018.

Current rating

2340

Standard

Rpd—·Blz2397

All-time high

2463

−123 pts below
Jun 2018 · age 49

Activity

7

games / yr avg. · ≈1/mo

8 past 12 mo · ≈1/mo
classical only
Occasional

Signature stat

#13

#13 · Mexican players · of 2,262
21 months in National top 3 (2001–2007)

Career timeline

19 entries
2025
100th 55-60 player worldwide
at age 56 · rated 2364
Apr 2025
2020
Inactive for 42 months
paused at 2374 → returned at 2368
Mar 2020
3rd Mexican 50-55 player
at age 51 · rated 2411
Jan 2020
2018
85th 45-50 player worldwide
at age 49 · rated 2463
Jun 2018
Best 12-month gain (+78 Elo)
2385 → 2463
Jun 2018
All-time peak 2463
at age 49 · −123 from today
Jun 2018

Standard rating history

Peak
FIDE title
Threshold
First rated
Inactive period
COVID-19

Activity & highlights

Top opponent
vs Kagan Uz 2,266
2026 National Open · Jun 2026 · +4.0 Elo
Evolution
-16
2356 → 2340
Tournaments
2
18 games
Score
6.5/ 1836.1%
8W8D2L
Top 3 wins
1.[W]vsKagan Uz2,266·2026 National Open·R8·+4.0
2.[W]vsDerek WuFM2,215·2026 National Open·R5·+3.3
3.[W]vsLucas Foerster-YialamasCM2,094·2025 San Diego Open - Elite·R2·+1.9
Top 2 losses
1.[L]vsSarthak Gattani1,980·2025 San Diego Open - Elite·R4·-8.9
2.[L]vsParis Prestia2,121·2026 National Open·R7·-7.8

Last 12 months — tournaments

2 events
EventDateScoreRankPerfΔ Elo
TORNEO MUNICIPAL ABIERTO DE AJEDREZ MEXICALI B.C. PROFRA. ANITA ARROYO 2025 - ABIERTA
Swiss
Nov 20254/4#12752-4.9
2025 San Diego Open - Elite
Open Swiss
Oct 20252.5/4#162096-10.5

Most-Played Opponents

vsJohn Daniel BryantIM
🇺🇸USA·2419
+4 −3 =3
10 games·last met Mar 2018
View head-to-head →
vsMelikset KhachiyanGM
🇺🇸USA·2375
+0 −6 =1
7 games·last met Jan 2015
View head-to-head →
vsEnrico SevillanoGM
🇺🇸USA·2280
+1 −1 =3
5 games·last met Jan 2015
View head-to-head →

Rankings

/
Mexico
#13
out of 3,019 players
Americas
#336
in continent
World
#2,941
out of 400,000+

National ranking

Europe & World

Europe
World
Mexico
1
🇲🇽Martinez Alcantara, Jose EduardoFollow Jose Eduardo Martinez AlcantaraTrack their monthly FIDE ratings, games, tournaments and more.
2,650
2
🇲🇽Quesada Perez, Luis ErnestoFollow Luis Ernesto Quesada PerezTrack their monthly FIDE ratings, games, tournaments and more.
2,536
3
🇲🇽Galaviz Medina, Sion RadamantysFollow Sion Radamantys Galaviz MedinaTrack their monthly FIDE ratings, games, tournaments and more.
2,513
4
🇲🇽Gonzalez Zamora, Juan CarlosFollow Juan Carlos Gonzalez ZamoraTrack their monthly FIDE ratings, games, tournaments and more.
2,466
5
🇲🇽Obregon Rivero, Juan CarlosFollow Juan Carlos Obregon RiveroTrack their monthly FIDE ratings, games, tournaments and more.
2,446
6
🇲🇽Cori Quispe, Kevin JoelFollow Kevin Joel Cori QuispeTrack their monthly FIDE ratings, games, tournaments and more.
2,440
7
🇲🇽Sandoval Mercado, CarlosFollow Carlos Sandoval MercadoTrack their monthly FIDE ratings, games, tournaments and more.
2,422
8
🇲🇽Garcia Guerrero, Isaac AntonioFollow Isaac Antonio Garcia GuerreroTrack their monthly FIDE ratings, games, tournaments and more.
2,400
9
🇲🇽Hernandez Guerrero, GilbertoFollow Gilberto Hernandez GuerreroTrack their monthly FIDE ratings, games, tournaments and more.
2,398
10
🇲🇽Calderin Gonzalez, RobertoFollow Roberto Calderin GonzalezTrack their monthly FIDE ratings, games, tournaments and more.
2,380
...
13🇲🇽Aldama Degurnay, Dionisio2,340
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
...
336🇲🇽Aldama Degurnay, Dionisio2,340
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
...
2941🇲🇽Aldama Degurnay, Dionisio2,340