Sergej Krefenstein

Country

GER

Birth Year

1980

Gender

M

Title

FIDE ID

12922072

FIDE ratings

2106

Classical

Published FIDE

2022

Rapid

Published FIDE

2011

Blitz

Published FIDE

Official classical ranks

World rank
#14981
National rank · GER
#1679

Active players · Oct 2026 FIDE list ⓘ

Rating history

Highest recorded rating
2225 Dec 2015
Recorded years
2010–2026
Archived games
186

Based on available monthly lists and saved games.

FIDE rating history

Published rating lists through Oct 2026.

View rating lists
Available Games

Published games available in our archive; coverage varies by tournament. Archive last checked: 2026-10-07 (UTC).

# Date Event Site Round White Black Result Moves View
51 2018-08-23 Lichtenberger Sommer 2018 Berlin GER 6.7 Sergej Krefenstein Ali Polatel 0-1 88 Open
52 2018-08-22 Lichtenberger Sommer 2018 Berlin GER 5.19 Andre Jaeger Sergej Krefenstein 0-1 22 Open
53 2018-08-21 Lichtenberger Sommer 2018 Berlin GER 4.6 Sergej Krefenstein Jonas Hacker 0-1 24 Open
54 2018-08-20 Lichtenberger Sommer 2018 Berlin GER 3.19 Peter Baranowsky Sergej Krefenstein 0-1 26 Open
55 2018-08-19 Lichtenberger Sommer 2018 Berlin GER 2.25 Sergej Krefenstein Heinz Matitschka 1-0 41 Open
56 2018-08-18 Lichtenberger Sommer 2018 Berlin GER 1.28 Michael Schulz-Runge Sergej Krefenstein 0-1 42 Open
57 2017-11-05 Lichtenrader Herbst 2017 Berlin GER 9.2 Andre Buttkus Sergej Krefenstein 1/2-1/2 78 Open
58 2017-11-04 Lichtenrader Herbst 2017 Berlin GER 8.28 Sergej Krefenstein Frederick Dathe 1-0 19 Open
59 2017-11-03 Lichtenrader Herbst 2017 Berlin GER 7.26 Tino Kornitzky Sergej Krefenstein 1-0 41 Open
60 2017-11-02 Lichtenrader Herbst 2017 Berlin GER 6.27 Sergej Krefenstein Maximilian Fahland 1-0 46 Open
61 2017-11-01 Lichtenrader Herbst 2017 Berlin GER 5.18 Elisa Staerk Sergej Krefenstein 1-0 51 Open
62 2017-10-31 Lichtenrader Herbst 2017 Berlin GER 4.23 Sergej Krefenstein Volker Schmalzried 1-0 39 Open
63 2017-10-30 Lichtenrader Herbst 2017 Berlin GER 3.11 Jonas Foerster Sergej Krefenstein 1-0 35 Open
64 2017-08-27 Lichtenberger Sommer 2017 Berlin GER 9.17 Sergej Krefenstein Roberto Di Candia 1-0 45 Open
65 2017-08-26 Lichtenberger Sommer 2017 Berlin GER 8.23 Christopher Deutschbein Sergej Krefenstein 0-1 64 Open
66 2017-08-25 Lichtenberger Sommer 2017 Berlin GER 7.3 Sergej Krefenstein Mert Acikel 1-0 26 Open
67 2017-08-24 Lichtenberger Sommer 2017 Berlin GER 6.45 Stefan Lehmkuhl Sergej Krefenstein 0-1 29 Open
68 2017-08-23 Lichtenberger Sommer 2017 Berlin GER 5.68 Sergej Krefenstein Ulrich Pixa 1-0 26 Open
69 2017-08-22 Lichtenberger Sommer 2017 Berlin GER 4.47 Bastian Schmalisch Sergej Krefenstein 1-0 48 Open
70 2017-08-21 Lichtenberger Sommer 2017 Berlin GER 3.77 Sergej Krefenstein Hans-Georg Dittrich 1-0 31 Open
71 2017-08-20 Lichtenberger Sommer 2017 Berlin GER 2.53 Gennaro Tedesco Sergej Krefenstein 1-0 68 Open
72 2017-08-19 Lichtenberger Sommer 2017 Berlin GER 1.34 Sergej Krefenstein Michael Woinowski 1/2-1/2 42 Open
73 2016-10-30 Lichtenrader Herbst 2016 Berlin GER 9.5 Sergej Krefenstein Sergey Kasparov 1/2-1/2 41 Open
74 2016-10-29 Lichtenrader Herbst 2016 Berlin GER 8.13 Sergej Krefenstein Bennett Schnabel 1-0 33 Open
75 2016-10-28 Lichtenrader Herbst 2016 Berlin GER 7.13 Werner Pueschel Sergej Krefenstein 0-1 44 Open
76 2016-10-27 Lichtenrader Herbst 2016 Berlin GER 6.14 Sergej Krefenstein Jirawat Wierzbicki 1/2-1/2 61 Open
77 2016-10-26 Lichtenrader Herbst 2016 Berlin GER 5.16 Dieter Hofene Sergej Krefenstein 1/2-1/2 42 Open
78 2016-10-25 Lichtenrader Herbst 2016 Berlin GER 4.18 Sergej Krefenstein Winfried Hanewinkel 1-0 27 Open
79 2016-10-24 Lichtenrader Herbst 2016 Berlin GER 3.4 Henrik Teske Sergej Krefenstein 1-0 49 Open
80 2016-10-23 Lichtenrader Herbst 2016 Berlin GER 2.22 Sergej Krefenstein Juergen Schmidt 1-0 47 Open
81 2016-10-22 Lichtenrader Herbst 2016 Berlin GER 1.23 Khaled Al Ahmad Sergej Krefenstein 0-1 44 Open
82 2016-08-21 Lichtenberger Sommer 2016 Berlin GER 9.15 Sergej Krefenstein Juergen Federau 1-0 51 Open
83 2016-08-20 Lichtenberger Sommer 2016 Berlin GER 8.22 Manfred Kroencke Sergej Krefenstein 0-1 57 Open
84 2016-08-19 Lichtenberger Sommer 2016 Berlin GER 7.29 Sergej Krefenstein Unidentified player 1-0 83 Open
85 2016-08-18 Lichtenberger Sommer 2016 Berlin GER 6.2 Uwe Sabrowski Sergej Krefenstein 1-0 49 Open
86 2016-08-17 Lichtenberger Sommer 2016 Berlin GER 5.2 Sergej Krefenstein Felix Teichert 1/2-1/2 18 Open
87 2016-08-16 Lichtenberger Sommer 2016 Berlin GER 4.27 Manfred Willich Sergej Krefenstein 0-1 60 Open
88 2016-08-15 Lichtenberger Sommer 2016 Berlin GER 3.17 Sergej Krefenstein Jirawat Wierzbicki 0-1 57 Open
89 2016-08-14 Lichtenberger Sommer 2016 Berlin GER 2.28 Wilfried Kuran Sergej Krefenstein 0-1 52 Open
90 2016-08-13 Lichtenberger Sommer 2016 Berlin GER 1.33 Sergej Krefenstein Guenter Casny 1-0 44 Open
91 2016-07-24 Werner-Ott-Open 2016 Kreuzberg GER 9.14 Hagen Jurkatis Sergej Krefenstein 1/2-1/2 16 Open
92 2016-07-23 Werner-Ott-Open 2016 Kreuzberg GER 8.8 Sergej Krefenstein Ulf Wallgren 0-1 52 Open
93 2016-07-22 Werner-Ott-Open 2016 Kreuzberg GER 7.7 Ronald Witte Sergej Krefenstein 1/2-1/2 31 Open
94 2016-07-21 Werner-Ott-Open 2016 Kreuzberg GER 6.12 Sergej Krefenstein Jonas Dr.med. Sidabras 1-0 21 Open
95 2016-07-20 Werner-Ott-Open 2016 Kreuzberg GER 5.6 Jonas Roseneck Sergej Krefenstein 1-0 38 Open
96 2016-07-19 Werner-Ott-Open 2016 Kreuzberg GER 4.1 Sergej Krefenstein Sergey Kalinitschew 0-1 52 Open
97 2016-07-18 Werner-Ott-Open 2016 Kreuzberg GER 3.7 Yosip Shapiro Sergej Krefenstein 0-1 63 Open
98 2016-07-17 Werner-Ott-Open 2016 Kreuzberg GER 2.9 Sergej Krefenstein Andre Jaeger 1-0 31 Open
99 2016-07-16 Werner-Ott-Open 2016 Kreuzberg GER 1.8 Wolfgang Baumeister Sergej Krefenstein 0-1 28 Open
100 2015-11-01 Lichtenrader Herbst 2015 Berlin GER 9.6 Jakob Meister Sergej Krefenstein 1-0 72 Open

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