Format
MS
Martinez Serna, Juan Esteban
🇨🇴FIDE 4488334· Male· Colombia· Born in 2007
Follow Juan Esteban Martinez SernaTrack his monthly FIDE ratings, games, tournaments and more.
Juan Esteban Martinez Serna, a 19-year-old Colombian player, is rated 2078 — his current career high and sitting in the top 8% of players worldwide. He is on a steady climb with +78 Elo over the past 12 months. 18 rated games in the past year (≈23/year long-term). Recent appearances: XV IRT Internacional Raza Medellin 2025 and XXXII IRT Internacional Feria de las Flores 2025. Also played 2 rapid (including IRT Abierto Medellin Ciudad de Luces Rapido) and 4 blitz events (including I IRT Blitz Feria de las Flores 2025) recently. He reached Colombian #92 in May 2026.
At junior level, he reached #7, #4, #7, #12 and #13 nationally in U20, U18, U16, U14 and U12.
Current rating
2078
Standard
Rpd1833·Blz2009
All-time high
2078
at best
Nov 2025 · age 18
Nov 2025 · age 18
Activity
37
games / yr avg. · ≈3/mo
18 past 12 mo · ≈2/mo
classical only
Active
classical only
Active
Signature stat
Top 8%
#17,535 · players worldwide · of 218,279
Career timeline
15 entries2026
Peak Colombian rank: #92
at age 19 · rated 2078
May 2026
7th Colombian U20 player
at age 19 · rated 2078
Feb 2026
K-factor lowered to 20
at age 19
Jan 2026
2025
4th Colombian U18 player
at age 18 · rated 2078
Nov 2025
All-time peak 2078
at age 18
Nov 2025
Re-crossed 2000
at age 18
May 2025
Standard rating history
Peak
FIDE title
Threshold
First rated
Inactive period
COVID-19
FIDE recal.
Activity & highlights
Top opponent
Evolution
+78
2000 → 2078
Tournaments
2
18 games
Score
10.5/ 1858.3%
8W5D5L
Top 3 wins
3.[W]vsJuan Alejandro Gutierrez CarmonaFM2,036·XXXII IRT Internacional Feria de las Flores 2025·R4·+18.4
Top 3 losses
Last 12 months — tournaments
2 events| Event | Date | Score | Rank | Perf | Δ Elo |
|---|---|---|---|---|---|
Open Swiss | Oct 2025 | 5.5/9 | #10 | 2094 | +14.4 |
Open Swiss | Aug 2025 | 5/9 | #20 | 2138 | +64.0 |
Rankings
/
Colombia
#93
out of 2,950 players
Americas
#1,847
in continent
World
#17,535
out of 400,000+
National ranking
Europe & World
Europe
World
Colombia
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| ... | ||
| 93 | 2,078 | |
Americas
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| ... | ||
| 1847 | 2,078 | |
World
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| 9 | 🇺🇸Follow Wesley SoTrack their monthly FIDE ratings, games, tournaments and more. | 2,753 |
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| ... | ||
| 17535 | 2,078 | |