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
101 2015-10-31 Lichtenrader Herbst 2015 Berlin GER 8.15 Sergej Krefenstein Marcel Flohr 1-0 33 Open
102 2015-10-30 Lichtenrader Herbst 2015 Berlin GER 7.16 Klaus Zschaebitz Sergej Krefenstein 0-1 32 Open
103 2015-10-29 Lichtenrader Herbst 2015 Berlin GER 6.6 Sergej Krefenstein Laimutis Solys 0-1 39 Open
104 2015-10-28 Lichtenrader Herbst 2015 Berlin GER 5.17 Daniel Bankmann Sergej Krefenstein 0-1 61 Open
105 2015-10-26 Lichtenrader Herbst 2015 Berlin GER 3.2 Andrei Kovalev Sergej Krefenstein 1-0 22 Open
106 2015-10-25 Lichtenrader Herbst 2015 Berlin GER 2.2 Sergej Krefenstein Juergen Schmidt 1-0 48 Open
107 2015-08-23 Lichtenberger Sommer 2015 Berlin GER 9.7 Sergej Krefenstein Drazen Muse 1-0 42 Open
108 2015-08-22 Lichtenberger Sommer 2015 Berlin GER 8.4 Steve Berger Sergej Krefenstein 1/2-1/2 59 Open
109 2015-08-21 Lichtenberger Sommer 2015 Berlin GER 7.14 Sergej Krefenstein Arend Bruemmel 1-0 32 Open
110 2015-08-20 Lichtenberger Sommer 2015 Berlin GER 6.18 Heinz, Dr. Wirth Sergej Krefenstein 0-1 38 Open
111 2015-08-19 Lichtenberger Sommer 2015 Berlin GER 5.27 Sergej Krefenstein David Hoermann 1-0 41 Open
112 2015-08-18 Lichtenberger Sommer 2015 Berlin GER 4.14 Carsten Hamann Sergej Krefenstein 1-0 30 Open
113 2015-08-17 Lichtenberger Sommer 2015 Berlin GER 3.16 Sergej Krefenstein Juergen Federau 1/2-1/2 55 Open
114 2015-08-16 Lichtenberger Sommer 2015 Berlin GER 2.2 Ansgar Thesing Sergej Krefenstein 0-1 42 Open
115 2015-08-15 Lichtenberger Sommer 2015 Berlin GER 1.21 Sergej Krefenstein Luis Alvarez Nunez 1-0 66 Open
116 2015-07-19 Werner-Ott-Open 2015 Kreuzberg GER 9.4 Sergej Krefenstein Ekkehard Schnoor 1-0 55 Open
117 2015-07-18 Werner-Ott-Open 2015 Kreuzberg GER 8.6 Emil Schmidek Sergej Krefenstein 0-1 69 Open
118 2015-07-17 Werner-Ott-Open 2015 Kreuzberg GER 7.8 Sergej Krefenstein Stefan Inhoven 1-0 58 Open
119 2015-07-16 Werner-Ott-Open 2015 Kreuzberg GER 6.8 Andre Kunz Sergej Krefenstein 1/2-1/2 54 Open
120 2015-07-15 Werner-Ott-Open 2015 Kreuzberg GER 5.14 Sergej Krefenstein Hans-Juergen Bonke 1-0 23 Open
121 2015-07-14 Werner-Ott-Open 2015 Kreuzberg GER 4.13 Jirawat Wierzbicki Sergej Krefenstein 1/2-1/2 46 Open
122 2015-07-13 Werner-Ott-Open 2015 Kreuzberg GER 3.19 Sergej Krefenstein Lars Vollbrecht 1-0 18 Open
123 2015-07-12 Werner-Ott-Open 2015 Kreuzberg GER 2.1 Jens Kutschke Sergej Krefenstein 1-0 46 Open
124 2015-07-11 Werner-Ott-Open 2015 Kreuzberg GER 1.11 Sergej Krefenstein Karlheinz, Dr. Hesselbarth 1-0 26 Open
125 2014-10-26 Lichtenrader Herbst 2014 Berlin GER 9.1 Sergej Krefenstein Kristian Dimitrijeski 1/2-1/2 23 Open
126 2014-10-25 Lichtenrader Herbst 2014 Berlin GER 8.8 Cosmin Parligras Sergej Krefenstein 1/2-1/2 31 Open
127 2014-10-23 Lichtenrader Herbst 2014 Berlin GER 6.5 Danilo Milanovic Sergej Krefenstein 1-0 45 Open
128 2014-10-22 Lichtenrader Herbst 2014 Berlin GER 5.17 Sergej Krefenstein David Hoermann 1-0 52 Open
129 2014-10-21 Lichtenrader Herbst 2014 Berlin GER 4.2 Bernd Muskewitz Sergej Krefenstein 0-1 12 Open
130 2014-10-20 Lichtenrader Herbst 2014 Berlin GER 3.6 Sergej Krefenstein Ruslan Kurayan 0-1 31 Open
131 2014-08-24 Lichtenberger Sommer 2014 Berlin GER 9.12 Martin Bruedigam Sergej Krefenstein 0-1 62 Open
132 2014-08-23 Lichtenberger Sommer 2014 Berlin GER 8.24 Sergej Krefenstein Ulrich Meyer 1-0 53 Open
133 2014-08-22 Lichtenberger Sommer 2014 Berlin GER 7.24 Helmut Scheide Sergej Krefenstein 1/2-1/2 42 Open
134 2014-08-21 Lichtenberger Sommer 2014 Berlin GER 6.28 Sergej Krefenstein Borys Khorolskyi 1-0 37 Open
135 2014-08-20 Lichtenberger Sommer 2014 Berlin GER 5.4 Maik Schroeter Sergej Krefenstein 0-1 32 Open
136 2014-08-19 Lichtenberger Sommer 2014 Berlin GER 4.27 Sergej Krefenstein David Osten 0-1 29 Open
137 2014-08-18 Lichtenberger Sommer 2014 Berlin GER 3.6 Ulf Von Herman Sergej Krefenstein 1-0 18 Open
138 2014-08-17 Lichtenberger Sommer 2014 Berlin GER 2.29 Sergej Krefenstein Tom George 1-0 68 Open
139 2014-08-16 Lichtenberger Sommer 2014 Berlin GER 1.34 Unidentified player Sergej Krefenstein 0-1 52 Open
140 2014-07-13 Werner-Ott-Open 2014 Kreuzberg GER 9.15 Sergej Krefenstein Paul Meyer-Dunker 1-0 65 Open
141 2014-07-12 Werner-Ott-Open 2014 Kreuzberg GER 8.11 Thomas Johansson Sergej Krefenstein 1/2-1/2 42 Open
142 2014-07-11 Werner-Ott-Open 2014 Kreuzberg GER 7.16 Sergej Krefenstein Bernd Kievelitz 1-0 40 Open
143 2014-07-10 Werner-Ott-Open 2014 Kreuzberg GER 6.25 Werner Kujawa Sergej Krefenstein 0-1 43 Open
144 2014-07-09 Werner-Ott-Open 2014 Kreuzberg GER 5.19 Sergej Krefenstein Jirawat Wierzbicki 0-1 81 Open
145 2014-07-08 Werner-Ott-Open 2014 Kreuzberg GER 4.21 Jens Bergmann Sergej Krefenstein 1/2-1/2 13 Open
146 2014-07-07 Werner-Ott-Open 2014 Kreuzberg GER 3.24 Sergej Krefenstein Justin Strowig 1-0 20 Open
147 2014-07-06 Werner-Ott-Open 2014 Kreuzberg GER 2.2 Michael Richter Sergej Krefenstein 1-0 51 Open
148 2014-05-04 Koenigsjaeger Fruehling Open 2014 Berlin GER 7.2 Johannes Klaus Sergej Krefenstein 1/2-1/2 25 Open
149 2014-05-03 Koenigsjaeger Fruehling Open 2014 Berlin GER 6.13 Sergej Krefenstein Juergen Brustkern 0-1 28 Open
150 2014-05-03 Koenigsjaeger Fruehling Open 2014 Berlin GER 5.16 Konstantin Urban Sergej Krefenstein 1/2-1/2 43 Open

© 2024-2026 EloTracker