Format
MR
Marin Rivera, Stefan
🇵🇷FIDE 3116484· Male· Puerto Rico· Born in 2011
Follow Stefan Marin RiveraTrack his monthly FIDE ratings, games, tournaments and more.
Stefan Marin Rivera, a 15-year-old player, is rated 1725. He has fluctuated between 1682 and 1757 over the past 2 years. 44 rated games in the past year. Recent standard appearances include XV Campeonato Panamericano U7 - U17 de Ajedrez 2026 U15 Absoluto, Campeonato Por Edades de Puerto Rico 2026 Sub-16, and 2da Copa Gambito del OTOAO - Clase A (Abierta). His peak of 1757 was reached at age 15 (Jan 2026, #78 nationally at the time).
At junior level, he reached #3 and #2 nationally in U16 and U14.
Current rating
1725
Standard
Rpd—·Blz—
All-time high
1757
−32 pts below
Jan 2026 · age 15
Jan 2026 · age 15
Activity
48
games / yr avg. · ≈4/mo
44 past 12 mo · ≈4/mo
classical only
Active
classical only
Active
Signature stat
#101,148
#101,148 · players worldwide · of 218,279
Career timeline
9 entries2026
Peak national rank: #78
at age 15 · rated 1757
Jan 2026
3rd U16 player nationally
at age 15 · rated 1757
Jan 2026
Best 12-month gain (+30 Elo)
1727 → 1757
Jan 2026
All-time peak 1757
at age 15 · −32 from today
Jan 2026
2025
2nd U14 player nationally
at age 14 · rated 1727
Aug 2025
Crossed 1600
at age 14
Aug 2025
Standard rating history
Peak
FIDE title
Threshold
First rated
Activity & highlights
Best result
XV Campeonato Panamericano U7 - U17 de Ajedrez 2026 U15 Absolutoperf 2277 (+552) · 4.5/5 · #50
Top opponent
Evolution
-2
1727 → 1725
Tournaments
8
49 games
Score
26/ 4953.1%
23W6D20L
Top 3 wins
Top 3 losses
Last 12 months — tournaments
8 events| Event | Date | Score | Rank | Perf | Δ Elo |
|---|---|---|---|---|---|
Swiss | May 2026 | 4.5/5 | #50 | 2277 | -24.4 |
Swiss | Mar 2026 | 3/5 | #3 | 1722 | -6.8 |
Swiss | Jan 2026 | 2.5/4 | #14 | 2036 | -2.4 |
Swiss | Dec 2025 | 6/8 | #8 | 1924 | +52.0 |
Open Swiss | Nov 2025 | 2/4 | #19 | 1800 | +23.6 |
Open Swiss | Aug 2025 | 2/3 | #16 | 2012 | +5.2 |
Open Swiss | Jul 2025 | 4.5/8 | #56 | 1695 | -51.6 |
Open Swiss | Jun 2025 | 1.5/4 | #5 | 1705 | 0.0 |
Worst Elo result: XXXV CAMPEONATO PANAMERICANO DE AJEDREZ DE LA JUVENTUD 2025 - U 14 Absoluto (-51.6 Elo, finished #56).
Rankings
/
Puerto Rico
#94
out of 224 players
Americas
#12,037
in continent
World
#101,146
out of 400,000+
National ranking
Europe & World
Europe
World
Puerto Rico
| 1 | 🇵🇷Follow Santiago VelascoTrack their monthly FIDE ratings, games, tournaments and more. | 2,278 |
| 2 | 🇵🇷Follow Edgardo J. Almedina OrtizTrack their monthly FIDE ratings, games, tournaments and more. | 2,216 |
| 3 | 🇵🇷Follow Eliam Gerena RivasTrack their monthly FIDE ratings, games, tournaments and more. | 2,150 |
| 4 | 🇵🇷Follow Felix Lidier Rojas HernandezTrack their monthly FIDE ratings, games, tournaments and more. | 2,143 |
| 5 | 🇵🇷Follow Sebastian J. Toro CruzTrack their monthly FIDE ratings, games, tournaments and more. | 2,134 |
| 6 | 🇵🇷Follow Ivan Nieves KamalakantaTrack their monthly FIDE ratings, games, tournaments and more. | 2,128 |
| 7 | 🇵🇷Follow Jaime Rodriguez SantiagoTrack their monthly FIDE ratings, games, tournaments and more. | 2,119 |
| 8 | 🇵🇷Follow Miguel A. Boggiano PereiraTrack their monthly FIDE ratings, games, tournaments and more. | 2,092 |
| 9 | 🇵🇷Follow Mike FellmanTrack their monthly FIDE ratings, games, tournaments and more. | 2,078 |
| 10 | 🇵🇷Follow Jean P. Lugo RoldanTrack their monthly FIDE ratings, games, tournaments and more. | 2,064 |
| ... | ||
| 94 | 1,725 | |
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 |
| ... | ||
| 12037 | 1,725 | |
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 |
| ... | ||
| 101146 | 1,725 | |