Avatar of Jefferson dos Santos Oliveira
Player Profile

Jefferson dos Santos Oliveira FM

Jeffpk Since 2017 (Active) Chess.com ♟♟♟♟♟♟
53.2% W 42.3% L 4.5% D
Bullet
2168
36W 27L 2D
Blitz
2471
19904W 15915L 1707D
Rapid
2625
227W 86L 16D
Daily
1600
0W 1L 0D
Recent Games
20 games
Win
vs winterwind2511 2618
Aug 25, 2026
3m C78 Ruy Lopez: Brix Variation
Jeffpk won by resignation
Win
vs WhiteChocolate04 2665
Aug 25, 2026
3m B13 Caro-Kann Defense: Exchange Variation
Jeffpk won by resignation
Loss
vs megaman6666 2499
Aug 25, 2026
3m A06 Nimzo-Larsen Attack: Classical Variation
megaman6666 won by resignation
Win
vs Dumdum123a 2502
Aug 25, 2026
3m B57 Sicilian Defense: Classical Variation, Anti-Sozin Variation
Jeffpk won by resignation
Win
vs user361716075 2589
Aug 25, 2026
3m B22 Sicilian Defense: Alapin Variation
Jeffpk won by checkmate
Win
vs T35T1NG 2587
Aug 25, 2026
3m B33 Sicilian Defense: Four Knights Variation, Cobra Variation
Jeffpk won on time
Draw
vs raamin 2491
Aug 25, 2026
3m C04 French Defense: Tarrasch Variation, Guimard Defense, Main Line
Game drawn by timeout vs insufficient material
Loss
vs Lion1700 2592
Aug 25, 2026
3m A06 Nimzo-Larsen Attack: Classical Variation
Lion1700 won by resignation
Win
vs silentbutdeadly77 2489
Aug 25, 2026
3m C05 French Defense: Tarrasch Variation, Botvinnik Variation
Jeffpk won on time
Loss
vs VSCOfast 2525
Aug 25, 2026
3m B52 Sicilian Defense: Moscow Variation, Haag Gambit
VSCOfast won by resignation
Win
vs 7-9-13-Omega 2433
Aug 25, 2026
3m C10 French Defense: Classical Variation, Svenonius Variation
Jeffpk won by resignation
Draw
vs Mairos 2617
Aug 25, 2026
3m D38 QGD: Ragozin
Game drawn by timeout vs insufficient material
Loss
vs Adamak321 2613
Aug 25, 2026
3m C88 Ruy Lopez: Closed
Adamak321 won on time
Win
vs d86emon 2525
Aug 25, 2026
3m D17 Slav Defense: Czech Variation
Jeffpk won by resignation
Win
vs Just-na 2587
Aug 24, 2026
3m B99 Sicilian Defense: Najdorf Variation, Main Line
Jeffpk won by checkmate
Win
vs vikica23 2528
Aug 24, 2026
3m C03 French Defense: Guimard Variation, Thunderbunny Variation
Jeffpk won by resignation
Loss
vs prabala1359 2593
Aug 24, 2026
3m A45 Amazon Attack: Siberian Attack
prabala1359 won on time
Loss
vs chessking2007 2618
Aug 24, 2026
3m D11 Slav Defense: Bonet Gambit
chessking2007 won by resignation
Win
vs tolyakarpov 2389
Aug 24, 2026
3m B10 Caro-Kann Defense
Jeffpk won by resignation
Loss
vs Cherepov_Alexej 2605
Aug 24, 2026
3m B56 Sicilian Defense: Classical Variation
Cherepov_Alexej won by resignation