| Name | ELO | Title | Federation | Games |
| Koelsch, Gilbert | 2093 | CM |
 France
|
33 |
| Koelsch, Maximilian | 2224 |
 Germany
|
86 | |
| Koemetter, Reinhard | 1893 |
 Austria
|
22 | |
| Koen, Maja | 2105 | WIM |
 Bulgaria
|
140 |
| Koenen, Hermann | 1962 |
Germany
|
11 | |
| Koenig, Bernhard | 2180 |
Germany
|
121 | |
| Koenig, Christian | 2031 |
Germany
|
90 | |
| Koenig, Claude | 1859 |
France
|
1 | |
| Koenig, Daniela | 1858 |
Germany
|
121 | |
| Koenig, David E | 2263 | FM |
 United States
|
37 |
| Koenig, Dietrich | 2341 | FM |
Germany
|
307 |
| Koenig, Dirk | 1999 |
Germany
|
21 | |
| Koenig, Dominik | 1626 |
Germany
|
9 | |
| Koenig, Falk | 2052 |
Germany
|
77 | |
| Koenig, Frank | 1784 |
Germany
|
92 | |
| Koenig, Gerhard | 1762 |
Austria
|
7 | |
| Koenig, Holger | 2087 |
Germany
|
27 | |
| Koenig, Joel | 1852 |
France
|
7 | |
| Koenig, Josef | 1858 |
Austria
|
30 | |
| Koenig, Marina | 1722 |
France
|
16 | |
| Koenig, Markus | 1937 |
Germany
|
8 | |
| Koenig, Oliver | 2011 |
Germany
|
48 | |
| Koenig, Peter | 2106 |
Germany
|
65 | |
| Koenig, Sebastian | 1800 |
Germany
|
41 | |
| Koenig, Torsten | 1906 |
Germany
|
15 | |
| Koenig, Udo | 1800 |
Germany
|
33 | |
| Koenig, Walter | 1854 |
 Switzerland
|
25 | |
| Koenig, Wolfgang | 2280 |
Germany
|
54 | |
| Koenigl, Anton | 1875 |
Germany
|
124 | |
| Koenigova, Petra | 2083 |
 Czech Republic
|
32 | |
| Koepcke, Hans Peter | 2112 |
Germany
|
87 | |
| Koepcke, Klaus Peter | 2204 |
Germany
|
76 | |
| Koepcke, Richard | 2131 |
United States
|
68 | |
| Koepf, Reinhard | 2100 |
Germany
|
69 | |
| Koepf, Ulrich | 2260 |
Germany
|
79 | |
| Koepke, Christian | 2307 | IM |
Germany
|
381 |
| Koepke, Elena | 2253 | WGM |
Germany
|
314 |
| Koepping, Jan | 1847 |
Germany
|
28 | |
| Koeppl, Andreas | 1877 |
Germany
|
7 | |
| Koerant, Filipos | 1830 |
 Greece
|
155 | |
| Koerber, Matthias | 2167 |
Germany
|
2 | |
| Koerber, Thomas | 1819 |
Germany
|
33 | |
| Koerber, Thomas 1 | 2087 | 1 | ||
| Koerholz, Ludger | 2269 | IM |
Germany
|
374 |
| Koeritz, Jan Hendrik | 1885 |
Germany
|
29 | |
| Koerlin, Hans Juergen | 1900 |
Germany
|
33 | |
| Koerner, Helmut | 1911 |
Germany
|
30 | |
| Koerner, Holger | 2141 |
Germany
|
33 | |
| Koernlein, Daniel | 1919 |
Germany
|
71 | |
| Koerver, Erich | 1984 |
Austria
|
16 | |
| Koes, Richard | 1821 |
 Netherlands
|
40 | |
| Koessler, Andreas | 1948 |
Austria
|
5 | |
| Koestenbauer, Fritz | 1930 |
Austria
|
11 | |
| Koester, Peter | 2127 |
Germany
|
40 | |
| Koester, Roman | 2085 |
Germany
|
58 | |
| Koestinger, Daniel | 2079 |
Switzerland
|
10 | |
| Koestler, Norbert | 1999 |
Austria
|
9 | |
| Koetting, Hans Erich | 2113 |
Germany
|
44 | |
| Koetz, Andreas | 1936 |
Germany
|
33 | |
| Koetzsch, Ulrich | 2081 |
Germany
|
20 | |
| Kofalvi, Attila | 1907 |
 Portugal
|
7 | |
| Koffler, Daniel | 2108 |
Austria
|
64 | |
| Kofidis, Andreas | 2227 | IM |
Greece
|
481 |
| Kofidis, Spyridon | 2048 |
Greece
|
58 | |
| Kofinas, Hristos | 1931 |
Greece
|
20 | |
| Kofler, Alois | 1690 |
Switzerland
|
7 | |
| Kofler, Hannes | 1983 |
 Italy
|
1 | |
| Kofler, Wolfgang | 1956 |
Austria
|
4 | |
| Kogan, Alexander | 2145 |
 Israel
|
1 | |
| Kogan, Artur | 2540 | GM |
Israel
|
1403 |
| Kogan, Boris | 1828 |
United States
|
174 | |
| Kogan, Boris M | 2445 | IM |
United States
|
52 |
| Kogan, Pavel | 2217 |
Israel
|
12 | |
| Koganov, Mikhail | 2177 |
United States
|
44 | |
| Kogen, Jonathan | 2196 |
United States
|
13 | |
| Koggala, W.S.V.K. | 2054 |
 Sri Lanka (formerly Ceylon)
|
17 | |
| Kogias, Antonios | 1827 |
Greece
|
2 | |
| Koglbauer, Uwe | 1800 |
Austria
|
7 | |
| Kogler, Alexandra | 1679 |
Austria
|
7 | |
| Kogler, Christian | 2108 |
Austria
|
1 | |
| Kogler, Norbert | 2087 |
Austria
|
51 | |
| Kogler, Paul | 1851 |
Austria
|
7 | |
| Kogoj, Boris | 1893 |
 Slovenia
|
17 | |
| Koh, Cedric | 2014 |
 Australia
|
11 | |
| Koh, Clarise | 1665 |
Australia
|
12 | |
| Koh, Jonathan | 2150 |
 Singapore
|
15 | |
| Koh, Ming Yao Gavin | 1995 |
Singapore
|
1 | |
| Kohalmi, Endre | 1873 |
 Hungary
|
32 | |
| Kohalmi, Endre Jr | 2010 |
Hungary
|
26 | |
| Kohanchik, Sergei | 2060 |
 Belarus
|
7 | |
| Kohanov, Boris | 1912 |
 Russian Federation
|
29 | |
| Kohi, Armand | 1789 |
France
|
63 | |
| Kohi, Camilla | 1844 |
France
|
89 | |
| Kohl, Gerald | 1848 |
Germany
|
1 | |
| Kohl, Hans | 2037 |
Germany
|
7 | |
| Kohl, Hartmut | 2108 |
Germany
|
237 | |
| Kohl, Ingo | 1962 |
Germany
|
34 | |
| Kohl, Jaroslav | 2029 |
Czech Republic
|
5 | |
| Kohl, Kurt | 1959 |
Germany
|
31 | |
| Kohl, Werner | 2305 |
Germany
|
22 | |
| Kohlei, Rolf | 2053 |
Germany
|
185 | |
| Kohler, Aran | 2019 | FM |
Netherlands
|
80 |
| Kohler, Gael | 2245 |
Switzerland
|
11 | |
| Kohler, Manuel | 1935 |
Germany
|
34 | |
| Kohler, Otto | 1972 |
Germany
|
7 | |
| Kohler, Paul | 1884 |
Switzerland
|
14 | |
| Kohler, Serge | 1856 |
France
|
4 | |
| Kohler, Thomas | 2159 |
Germany
|
104 | |
| Kohli, Thomas | 2019 |
Switzerland
|
5 | |
| Kohlman, Robert | 2115 |
 Slovakia
|
23 | |
| Kohlmann, Adrian | 1965 |
Germany
|
24 | |
| Kohlmann, Arndt | 2010 |
Germany
|
79 | |
| Kohlmann, Christian | 1965 |
Germany
|
34 | |
| Kohlmann, Robert | 2045 |
Slovakia
|
29 | |
| Kohlmeyer, Dagobert | 1872 |
Germany
|
29 | |
| Kohlmeyer, Klaus | 1810 |
Germany
|
26 | |
| Kohls, Vera | 1825 |
Germany
|
117 | |
| Kohlscheen, Jens | 1827 |
Germany
|
10 | |
| Kohlschmidt, Christoph | 1972 |
Germany
|
55 | |
| Kohlstadt Erlebach, Paul | 1896 |
Germany
|
9 | |
| Kohlstruck, Malte | 1904 |
Germany
|
1 | |
| Kohlweyer, Bernd | 2317 | IM |
Germany
|
913 |
| Kohm, Vanessa | 1846 |
Germany
|
103 | |
| Kohn, Andreas | 1975 |
Germany
|
43 | |
| Kohn, Friedrich | 1820 |
Germany
|
15 | |
| Kohn, Sandro | 1882 |
Germany
|
28 | |
| Kohn, Thomas | 1978 |
Germany
|
89 | |
| Kohn, Willibald | 1870 |
Germany
|
36 | |
| Kohnen, Marc | 1827 |
 Luxembourg
|
3 | |
| Kohnert, Andreas | 2220 |
Germany
|
69 | |
| Kohout, Jan | 1895 |
Czech Republic
|
20 | |
| Kohout, Josef | 1827 |
Czech Republic
|
50 | |
| Kohout, Petr | 2176 |
Czech Republic
|
42 | |
| Kohout, Vratislav | 1977 |
Czech Republic
|
106 | |
| Kohtz, Andreas | 1981 |
Germany
|
76 | |
| Kohut, Anna | 2015 | WFM |
 Poland
|
131 |
| Kohut, Marian | 1936 |
Slovakia
|
44 | |
| Kohut, Vasil | 1639 |
Czech Republic
|
9 | |
| Kohvakka, Raimo | 1953 |
 Finland
|
59 | |
| Koifman, Ilya I | 2360 |
Russian Federation
|
15 | |
| Koitka, Johan | 1998 |
France
|
7 | |
| Koivistoinen, Timo | 1939 |
Finland
|
27 | |
| Koivula, Joni | 2042 |
Finland
|
15 | |
| Koivumaki, Marko | 1817 |
Finland
|
13 | |
| Koivunen, Jussi | 2051 |
Finland
|
12 | |
| Kojder, Konrad | 2290 | IM |
Poland
|
91 |
| Kojetsky, Pavel | 2122 |
Czech Republic
|
63 | |
| Kojic, Dragutin | 2029 |
 Croatia
|
4 | |
| Kojic, Tigran | 2305 | FM |
 Bosnia And Herzegovina
|
34 |
| Kojima, Natsumi | 1811 | WCM |
 Japan
|
30 |
| Name | ELO | Title | Federation | Games |
| Kojima, Shinya | 2296 | IM |
Japan
|
402 |
| Kojoukhar, Alexandre | 2213 |
 Ukraine
|
103 | |
| Kojovic, Dragan | 2250 | IM |
 Serbia
|
219 |
| Kok, Carel | 1953 |
Netherlands
|
5 | |
| Kok, Frans | 1457 |
 South Africa
|
17 | |
| Kok, Ivo | 2103 |
Netherlands
|
2 | |
| Kok, Marijke | 1918 |
Netherlands
|
40 | |
| Koka, Osman | 2167 | 29 | ||
| Kokai, Miklos | 1898 |
Hungary
|
1 | |
| Kokaia, Guram | 2127 |
 Georgia
|
3 | |
| Kokalj, Janez | 1666 |
Slovenia
|
12 | |
| Kokanovic, Ksenija | 2175 | WFM |
Serbia
|
81 |
| Kokanovic, Radenko | 2318 | FM |
Serbia
|
3 |
| Kokanovic, Zana | 1730 |
Bosnia And Herzegovina
|
5 | |
| Kokarcali, Ulku | 1749 |
 Turkey
|
4 | |
| Kokarev, Dmitry | 2556 | GM |
Russian Federation
|
1263 |
| Kokash, Fuad | 1998 |
 Jordan
|
4 | |
| Kokavecz, Andras | 2130 |
Hungary
|
18 | |
| Koke, Christoph | 2134 |
Germany
|
29 | |
| Kokeny, Gabor | 2190 | CM |
Hungary
|
1 |
| Kokeny, Norbert Adrian | 2325 | FM |
Hungary
|
38 |
| Kokes, Bohuslav | 1954 |
Czech Republic
|
80 | |
| Kokeza, Mirko | 2120 | FM |
Serbia
|
42 |
| Kokhno, Olexandr | 2197 |
Ukraine
|
9 | |
| Kokholm, Daniel | 1906 |
 Denmark
|
53 | |
| Kokje, Joris | 2288 | FM |
Netherlands
|
83 |
| Kokkalis, Haralabos | 1966 |
Greece
|
1 | |
| Kokkalis, Vasilios | 2091 |
Greece
|
32 | |
| Kokkila, Tero | 2289 | FM |
Finland
|
559 |
| Kokkinakis, Manousos | 2180 |
Greece
|
48 | |
| Kokkinidis, Kosmas | 1813 |
Greece
|
1 | |
| Kokko, Esa | 1956 |
Finland
|
13 | |
| Kokkoris, Haralambos | 1827 |
Greece
|
2 | |
| Kokkoris, Hristos | 2310 | FM |
Greece
|
84 |
| Kokmadis, Dimitrios | 1940 |
Greece
|
26 | |
| Kokocinski, Wojciech | 2165 |
Poland
|
2 | |
| Kokoev, Magomed | 1884 |
Russian Federation
|
1 | |
| Kokol, Peter | 2295 | FM |
Slovenia
|
227 |
| Kokolias, Konstantinos | 2112 |
Greece
|
226 | |
| Kokondylis, Stylianos | 1550 |
Greece
|
14 | |
| Kokosi, Daniel | 1823 |
 Romania
|
20 | |
| Kokossis, Danae | 1821 |
Greece
|
7 | |
| Kokoszczynski, Jan | 2287 | FM |
Poland
|
119 |
| Kokoszynski, Marc | 1994 |
France
|
17 | |
| Kokotovic, Aleksandar | 2136 |
Bosnia And Herzegovina
|
1 | |
| Kokowski, Ralf | 2305 |
Germany
|
10 | |
| Koks, Paul | 1731 |
Netherlands
|
1 | |
| Koksal, Ege | 2297 | IM |
Turkey
|
174 |
| Koksch, Florian | 1909 |
Germany
|
72 | |
| Koksch, Guenther | 2067 |
Germany
|
214 | |
| Koksch, Robert | 2020 |
Germany
|
65 | |
| Kokshin, Roman | 2201 |
Russian Federation
|
9 | |
| Kokta, Marcel | 1795 |
Czech Republic
|
2 | |
| Kokurewicz, Konrad | 1805 |
Poland
|
27 | |
| Kolagatla Alana Meenakshi | 2194 | WFM |
 India
|
8 |
| Kolago, Marcin | 2348 |
Poland
|
133 | |
| Kolak, Mate | 1807 |
Croatia
|
3 | |
| Kolakovic, Klaudio | 2012 |
Germany
|
26 | |
| Kolakovski, Ivica | 2033 |
Croatia
|
9 | |
| Kolakovski, Tena | 1707 |
Croatia
|
4 | |
| Kolani, Leonard | 2213 | CM |
 Albania
|
127 |
| Kolani-Banake, Sopague | 1728 | CM |
 Togo
|
8 |
| Kolar, Andrija | 1863 |
Serbia
|
1 | |
| Kolar, Daniel | 1936 |
Czech Republic
|
20 | |
| Kolar, Dejan | 2085 |
Serbia
|
33 | |
| Kolar, Drago | 1864 |
Slovenia
|
5 | |
| Kolar, Jachym | 2120 |
Czech Republic
|
32 | |
| Kolar, Jelena | 1986 |
Serbia
|
38 | |
| Kolar, Mladen | 2124 |
Croatia
|
37 | |
| Kolar, Pavel | 2165 | CM |
Czech Republic
|
113 |
| Kolar, Srecko | 2135 | FM |
Slovenia
|
224 |
| Kolar, Stanislav | 1942 |
Czech Republic
|
86 | |
| Kolar, Tomas | 1997 |
Slovakia
|
15 | |
| Kolaric, Spela | 2089 | WFM |
Slovenia
|
105 |
| Kolarik, Jiri | 1872 |
Czech Republic
|
15 | |
| Kolarov, Atanas S | 2415 | IM |
Bulgaria
|
395 |
| Kolas, Matija | 1869 |
Germany
|
13 | |
| Kolas, Tore | 2098 |
 Norway
|
130 | |
| Kolasin, Jan | 2019 |
Czech Republic
|
13 | |
| Kolasinski, Krzysztof | 2070 |
Poland
|
14 | |
| Kolasinski, Marek | 2206 |
Poland
|
157 | |
| Kolat, Ata | 1858 |
Turkey
|
9 | |
| Kolay, Alex | 2273 | FM |
United States
|
77 |
| Kolb, Hans Martin | 2209 |
Germany
|
32 | |
| Kolb, Markus | 2013 |
Germany
|
38 | |
| Kolb, Roland | 1912 |
Germany
|
43 | |
| Kolb, Sebastien | 1923 |
France
|
1 | |
| Kolb, Tobias | 2323 | FM |
Germany
|
73 |
| Kolb, Wolfgang | 1996 |
Germany
|
34 | |
| Kolba, Anastasiya | 2036 |
Ukraine
|
79 | |
| Kolbak, Jens | 2158 |
Denmark
|
221 | |
| Kolbanov, Veniamin M. | 2144 | FM |
Russian Federation
|
1 |
| Kolbasin, Alexandr | 2029 |
Ukraine
|
25 | |
| Kolbe, Jana | 2048 |
Germany
|
94 | |
| Kolbe, Joachim | 2080 |
Germany
|
31 | |
| Kolbert, Engelbert | 2054 |
Serbia
|
59 | |
| Kolbin, Roman | 2151 |
Russian Federation
|
19 | |
| Kolbl, Teja | 1807 |
Slovenia
|
17 | |
| Kolbus, Dietmar | 2234 | IM | 513 | |
| Kolbyshev, Sergei | 2141 |
Russian Federation
|
1 | |
| Kolcak, Marek | 2028 | FM |
Slovakia
|
268 |
| Kolchakova, Jeni | 1996 |
Bulgaria
|
26 | |
| Kolchin, Maxim | 2271 |
 Fide
|
10 | |
| Kolcz, Jozef | 1713 |
Poland
|
18 | |
| Koldrt, Bohuslav | 1971 |
Czech Republic
|
4 | |
| Kolega, Marin | 2029 |
Croatia
|
19 | |
| Kolegov, Vladimir A | 2220 | FM |
Russian Federation
|
17 |
| Kolek, Josef | 1853 |
Czech Republic
|
19 | |
| Kolek, Stefan | 1695 |
Slovakia
|
1 | |
| Kolendo, Filip | 2194 |
Poland
|
41 | |
| Kolendo, Mateusz | 2174 |
Poland
|
66 | |
| Kolendo, Tomasz | 2019 |
Poland
|
18 | |
| Kolesar, Michal | 2106 |
Slovakia
|
50 | |
| Kolesar, Milan | 2086 | FM |
Slovakia
|
444 |
| Kolesar, Rastislav | 1999 |
Slovakia
|
45 | |
| Kolesnichenko, Anatolij | 2245 |
Russian Federation
|
2 | |
| Kolesnik, Eduard | 2274 | IM |
Belarus
|
123 |
| Kolesnikov, Alexey | 2302 |
Russian Federation
|
12 | |
| Kolesnikov, Evgeny | 2348 | FM |
Russian Federation
|
123 |
| Kolesnikova, Kristina | 2022 |
Russian Federation
|
27 | |
| Kolesnikovs, Ivans | 2058 |
 Latvia
|
6 | |
| Kolessov, Sergej | 2091 |
Germany
|
47 | |
| Kolev, Aleksandar | 2286 |
Bulgaria
|
57 | |
| Kolev, Atanas | 2529 | GM |
Bulgaria
|
934 |
| Kolev, Atanas Tonchev | 2011 |
Bulgaria
|
20 | |
| Kolev, Ivan | 2018 |
Bulgaria
|
20 | |
| Kolev, Lachezar | 2029 |
Bulgaria
|
3 | |
| Kolev, Nikolay | 2073 |
Bulgaria
|
3 | |
| Kolev, Valentin | 1990 |
Russian Federation
|
8 | |
| Kolev, Vasil | 2079 |
Bulgaria
|
23 | |
| Kolev, Velio | 1627 |
Bulgaria
|
5 | |
| Kolev, Veselin | 1433 |
Bulgaria
|
9 | |
| Kolganova, Natalia | 2122 | WFM |
Russian Federation
|
98 |
| Koliada, Timour | 2340 | FM |
 Canada
|
68 |
| Koliasnikovas, Aironas | 1957 |
 Lithuania
|
1 | |
| Kolibik, Jan | 1720 |
Slovakia
|
9 | |
| Kolic, Michael | 1975 |
Croatia
|
4 | |
| Koliev, Irlan | 2034 |
Russian Federation
|
8 | |
| Kolimar, Kristof Pal | 2324 | FM |
Hungary
|
36 |
| Kolin, Shahin | 2193 |
 Syrian Arab Republic
|
4 | |
| Kolinko, Paul | 2341 | FM |
United States
|
9 |
| Kolinski, Kamil | 1742 |
Poland
|
9 | |
| Koliopoulos, Konstantinos | 2173 |
Greece
|
52 | |
| Kolisnichenko, Svitlana | 1953 |
Ukraine
|
11 | |
| Koljevic, Nikolina | 2002 | WFM |
 Montenegro
|
49 |
| Kolk, Marek | 2001 |
 Estonia
|
2 | |
| Kolker, Vladislav | 1896 |
Germany
|
35 | |
| Kolkin, Michail | 2332 |
Ukraine
|
148 | |
| Kolkwitz, Klaus | 1834 |
Germany
|
21 | |
| Kollar, Frank | 2186 |
Canada
|
74 |
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