Format
AS
Arias Santana, Mauricio
IM🇨🇷FIDE 6500366· Male· Costa Rica· Born in 1977
Follow Mauricio Arias SantanaTrack his monthly FIDE ratings, games, tournaments and more.
Mauricio Arias Santana, a 49-year-old International Master, is rated 2163 and ranked 11th among CRC players, and in the top 5% worldwide. He plays occasionally (7 games in the last 12 months) and had 4 career breaks: 14 months (2002–2004), 14 months (2004–2006), 14 months (2007–2008) and 17 months (2024–2026). Recent appearance: I Open CRChess-Montes de Oca 2025 - Grupo A. His peak of 2368 was reached at age 33 (Jan 2010); he also reached #3 nationally in Oct 2008 and spent 51 months in top 5, with a longest streak of 2 consecutive years.
Awarded IM in 2007 (age 30) and FM in 2002 (age 25).
Current rating
2163
Standard
Rpd2276·Blz2313
All-time high
2368
−205 pts below
Jan 2010 · age 33
Jan 2010 · age 33
Activity
17
games / yr avg. · ≈1/mo
7 past 12 mo · ≈1/mo
classical only
Moderately active
classical only
Moderately active
Signature stat
#11
#11 · CRC players · of 565
51 months in National top 5 (2007–2016)
51 months in National top 5 (2007–2016)
Career timeline
25 entries2024
Inactive for 17 months
paused at 2173 → returned at 2163
Jul 2024
2023
3rd 45-50 player nationally
at age 46 · rated 2295
Nov 2023
2022
1st 40-45 player nationally
at age 45 · rated 2327
Feb 2022
2021
Re-crossed 2300
at age 44
Dec 2021
2018
500 career games
at age 41
Jul 2018
Re-crossed 2300
at age 41
Feb 2018
Standard rating history
Peak
FIDE title
Threshold
First rated
Inactive period
COVID-19
Activity & highlights
Top opponent
Evolution
-10
2173 → 2163
Tournaments
1
7 games
Score
4.5/ 764.3%
3W3D1L
Top 3 wins
Top 1 loss
Last 12 months — tournaments
1 event| Event | Date | Score | Rank | Perf | Δ Elo |
|---|---|---|---|---|---|
Swiss | Dec 2025 | 4.5/7 | #4 | 2101 | -10.4 |
Most-Played Opponents
vsSergio Duran VegaIM
🇨🇷CRC·2268
+5 −13 =13
31 games·last met Dec 2022
View head-to-head →
vsEugenio Chinchilla MirandaFM
🇨🇷CRC·2012
+10 −4 =6
20 games·last met Sep 2022
View head-to-head →
vsEmmanuel Jimenez GarciaIM
🇨🇷CRC·2349
+6 −10 =3
19 games·last met Dec 2022
View head-to-head →
vsLeonardo Valdes RomeroIM
🇨🇷CRC·2326
+4 −12 =3
19 games·last met Dec 2022
View head-to-head →
vsBernal Gonzalez AcostaGM
🇨🇷CRC·2453
+4 −6 =9
19 games·last met Nov 2022
View head-to-head →
Rankings
/
Costa Rica
#11
out of 682 players
Americas
#1,112
in continent
World
#10,365
out of 400,000+
National ranking
Europe & World
Europe
World
Costa Rica
| 1 | 🇨🇷Follow Bernal Gonzalez AcostaTrack their monthly FIDE ratings, games, tournaments and more. | 2,453 |
| 2 | 🇨🇷Follow Sebastian MihajlovTrack their monthly FIDE ratings, games, tournaments and more. | 2,372 |
| 3 | 🇨🇷Follow Emmanuel Jimenez GarciaTrack their monthly FIDE ratings, games, tournaments and more. | 2,349 |
| 4 | 🇨🇷Follow Sergio Minero PinedaTrack their monthly FIDE ratings, games, tournaments and more. | 2,330 |
| 5 | 🇨🇷Follow Leonardo Valdes RomeroTrack their monthly FIDE ratings, games, tournaments and more. | 2,326 |
| 6 | 🇨🇷Follow Alfonso Jose Alfaro RojasTrack their monthly FIDE ratings, games, tournaments and more. | 2,316 |
| 7 | 🇨🇷Follow Sergio Duran VegaTrack their monthly FIDE ratings, games, tournaments and more. | 2,268 |
| 8 | 🇨🇷Follow Alexis Murillo TsijliTrack their monthly FIDE ratings, games, tournaments and more. | 2,263 |
| 9 | 🇨🇷Follow David Alejandro Cabezas SolanoTrack their monthly FIDE ratings, games, tournaments and more. | 2,252 |
| 10 | 🇨🇷Follow Sebastian Angulo PerezTrack their monthly FIDE ratings, games, tournaments and more. | 2,182 |
| ... | ||
| 11 | 2,163 | |
Americas
| 1 | 🇺🇸Follow Hikaru NakamuraTrack their monthly FIDE ratings, games, tournaments and more. | 2,792 |
| 1 | 🇺🇸Follow Fabiano CaruanaTrack their monthly FIDE ratings, games, tournaments and more. | 2,792 |
| 3 | 🇺🇸Follow Wesley SoTrack their monthly FIDE ratings, games, tournaments and more. | 2,753 |
| 4 | 🇺🇸Follow Hans Moke NiemannTrack their monthly FIDE ratings, games, tournaments and more. | 2,742 |
| 5 | 🇺🇸Follow Leinier Dominguez PerezTrack their monthly FIDE ratings, games, tournaments and more. | 2,732 |
| 6 | 🇺🇸Follow Levon AronianTrack their monthly FIDE ratings, games, tournaments and more. | 2,724 |
| 7 | 🇺🇸Follow Awonder LiangTrack their monthly FIDE ratings, games, tournaments and more. | 2,696 |
| 7 | 🇺🇸Follow Samuel SevianTrack their monthly FIDE ratings, games, tournaments and more. | 2,696 |
| 9 | 🇺🇸Follow Jeffery XiongTrack their monthly FIDE ratings, games, tournaments and more. | 2,656 |
| 10 | 🇺🇸Follow Ray RobsonTrack their monthly FIDE ratings, games, tournaments and more. | 2,653 |
| ... | ||
| 1112 | 2,163 | |
World
| 1 | 🇳🇴Follow Magnus CarlsenTrack their monthly FIDE ratings, games, tournaments and more. | 2,841 |
| 2 | 🇺🇸Follow Hikaru NakamuraTrack their monthly FIDE ratings, games, tournaments and more. | 2,792 |
| 2 | 🇺🇸Follow Fabiano CaruanaTrack their monthly FIDE ratings, games, tournaments and more. | 2,792 |
| 4 | 🇺🇿Follow Nodirbek AbdusattorovTrack their monthly FIDE ratings, games, tournaments and more. | 2,777 |
| 4 | 🇺🇿Follow Javokhir SindarovTrack their monthly FIDE ratings, games, tournaments and more. | 2,777 |
| 6 | 🇩🇪Follow Vincent KeymerTrack their monthly FIDE ratings, games, tournaments and more. | 2,767 |
| 7 | 🇳🇱Follow Anish GiriTrack their monthly FIDE ratings, games, tournaments and more. | 2,764 |
| 8 | 🇮🇳Follow Erigaisi ArjunTrack their monthly FIDE ratings, games, tournaments and more. | 2,761 |
| 9 | 🇺🇸Follow Wesley SoTrack their monthly FIDE ratings, games, tournaments and more. | 2,753 |
| 9 | 🇨🇳Follow Yi WeiTrack their monthly FIDE ratings, games, tournaments and more. | 2,753 |
| ... | ||
| 10365 | 2,163 | |