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
2557
19217W 15358L 1622D
Rapid
2605
191W 69L 11D
Daily
1600
0W 1L 0D
Recent Games
20 games
Win
vs MLSystem 2478
Jun 13, 2026
3m D02 London System: Poisoned Pawn Variation
Jeffpk won on time
Win
vs marcohalomoanx 2426
Jun 13, 2026
3m D43 Queen's Gambit Declined: Hastings Variation
Jeffpk won on time
Win
vs Libress-psi 2405
Jun 13, 2026
3m B94 Sicilian Defense: Najdorf Variation
Jeffpk won by checkmate
Win
vs Dias_Wade 2294
Jun 13, 2026
3m B35 Sicilian Defense: Accelerated Dragon, Modern Bc4 Variation
Jeffpk won on time
Win
vs marcohalomoanx 2440
Jun 13, 2026
3m D12 Slav Defense: Quiet Variation, Amsterdam Variation
Jeffpk won by resignation
Loss
vs Pavel-Ivanovich-Chichikov 2469
Jun 13, 2026
3m A61 Benoni Defense
Pavel-Ivanovich-Chichikov won by resignation
Loss
vs b-d-l 2385
Jun 13, 2026
3m D13 Slav Defense: Exchange Variation
b-d-l won by resignation
Win
vs VishButNotAnand 2416
Jun 13, 2026
3m B96 Sicilian Defense: Najdorf Variation
Jeffpk won by checkmate
Win
vs mangler79 2378
Jun 13, 2026
3m B13 Caro-Kann Defense: Exchange Variation
Jeffpk won by resignation
Win
vs CM_quoc2012VN 2307
Jun 13, 2026
3m B80 Sicilian Defense: Scheveningen Variation
Jeffpk won by checkmate
Win
vs kinglimited 2356
Jun 13, 2026
3m B94 Sicilian Defense: Najdorf Variation
Jeffpk won by checkmate
Loss
vs juicy_lemon_eater 2479
Jun 13, 2026
3m C65 Ruy Lopez: Berlin Defense
juicy_lemon_eater won on time
Win
vs Viorelpt 2356
Jun 13, 2026
3m B00 Barnes Defense
Jeffpk won on time
Loss
vs sion2200 2518
Jun 13, 2026
3m B23 Sicilian Defense: Closed
sion2200 won by resignation
Loss
vs Joaco_mc 2525
Jun 13, 2026
3m B35 Sicilian Defense: Accelerated Dragon, Modern Bc4 Variation
Joaco_mc won by resignation
Win
vs AIM_Julz 2348
Jun 13, 2026
3m B80 Sicilian Defense: Scheveningen Variation
Jeffpk won by resignation
Draw
vs SuperAlvinChess 2383
Jun 13, 2026
3m B21 Bird Opening: Dutch Variation, Batavo Gambit
Game drawn by timeout vs insufficient material
Win
vs madaza17 2458
Jun 13, 2026
3m B78 Sicilian Defense: Dragon Variation, Yugoslav Attack
Jeffpk won by resignation
Draw
vs Juanfran012 2397
Jun 13, 2026
3m B23 Sicilian Defense: Closed
Game drawn by repetition
Draw
vs miguelho67 2648
Jun 13, 2026
3m C18 French Defense: Winawer Variation, Advance Variation
Game drawn by insufficient material