| Naam en Voornaam/Voornamen | Naam Toernooibase | Club of Land |
 Kortooms, Wouter | Wouter Kortooms | Belgie |
 Kosarev, Georgy | Georgy Kosarev | Rusland |
 Kosinska, Marina | Marina Kosinska | Letland |
 Kosinski, Ryszard | Ryszard Kosinski | Polen |
| Kosk, Zofia | Zofia Kosk | Polen |
| Koskin, Pavel | Pavel Koskin | Rusland |
 Koskow, D. | D. Koskow | USSR |
| Koslowski, Jan | Jan Koslowski | Belgie |
| Kosmala, Andrzej | Andrzej Kosmala | Polen |
 Kosminski, Igor | Igor Kosminski | Ukraine |
 Kosnikau, Artsemiy | Artsemiy Kosnikau | Wit-Rusland |
| Kosobudzka, Ewa | Ewa Kosobudzka | Polen |
| Kosobudzka-Flisikowska, Arleta | Arleta Kosobudzka-Flisikowska | Polen |
| Kosobudzki, Lukasz | Lukasz Kosobudzki | Polen |
| Kosobudzki, Przemyslaw | Przemyslaw Kosobudzki | Polen |
 Kosova, Ema | Ema Kosova | Tsjechie |
 Kossa, Bienvenu | Bienvenu Kossa | Congo B |
| Kosse, Daria | Daria Kosse | Rusland |
 Koster, Johan | Johan Koster | Nederlandse Antillen |
 Koster, P. | P. Koster | Componisten |
| Kostikov, Saveliy | Saveliy Kostikov | Ukraine |
| Kostionow, Iwan | Iwan Kostionow | Rusland |
 Kostitsyna, Mariya | Mariya Kostitsyna | Kazachstan |
 Kostona, Jekaterina | Jekaterina Kostõna | Estland |
| Koszewska, Adrianna | Adrianna Koszewska | Polen |
| Kotelnikov, Illia | Illia Kotelnikov | Ukraine |
| Kotenko, Ninel | Ninel Kotenko | Ukraine |
| Kotenko, Sergey | Sergey Kotenko | Ukraine |
 Kotliar, Naumen | Naumen Kotliar | Israel |
 Kotliar , Y. | Y. Kotliar | Buitenlandse spelers |
| Kotliarova, Natalja | Natalja Kotliarova | Ukraine |
| Kotys, Adam | Adam Kotys | Polen |
| Kotys, Iwona | Iwona Kotys | Polen |
 Kouadio, Yao Herve | Yao Herve Kouadio | Ivoorkust |
| Kouadio, Angaman | Angaman Kouadio | Ivoorkust |
| Kouadio, Armel Rodolphe | Armel Rodolphe Kouadio | Ivoorkust |
| Kouadio, David | David Kouadio | Ivoorkust |
| Kouadio, Jean-Claude | Kouadio Jean-Claude | Ivoorkust |
| Kouadio, Kouame | Kouadio Kouame | Ivoorkust |
| Kouadio , Kouassi Gildas | Kouassi Gildas Kouadio | Ivoorkust |
| Kouakou, Kouassi Justin | Kouassi Justin Kouakou | Ivoorkust |
| Kouakou, Kouassi Wilfried | Kouakou Kouassi Wilfried | Ivoorkust |
| Kouakou, Patrice | Patrice Kouakou | Ivoorkust |
| Kouakou, Romeo | Romeo Kouakou | Ivoorkust |
| Kouakou, Soungalo Romeo | Kouakou Soungalo Romeo | Ivoorkust |
| Kouakou, Valentin | Valentin Kouakou | Ivoorkust |
 Kouam, Ernest | Ernest Kouam | Kameroen |
 Kouam Nze, Serge Jerry | Serge Jerry Kouam Nze | Gabon |
| Kouame, Hylarie Carelle | Hylarie Carelle Kouame | Ivoorkust |
 Kouame, Koffi Maxime | Koffi Maxime Kouamé | Frankrijk |
| Kouame, Krah Jacob | Kouame Krah Jacob | Ivoorkust |
| Kouame, Messou | Messou Kouame | Ivoorkust |
| Kouame, Yao Alexandre | Yao Alexandre Kouame | Ivoorkust |
| Kouame Gabouet, Jean-Luc Badara | Jean-Luc Badara Kouame Gabouet | Ivoorkust |
| Kouame Ngba, Jean-Christopher | Jean-Christopher Kouame Ngba | Ivoorkust |
 Kouanda, Mahamoudou | Mahamoudou Kouanda | Burkina Faso |
| Kouanda, Oumar | Oumar Kouanda | Burkina Faso |
| Kouande, Messou | Messou Kouande | Ivoorkust |
| Kouao, Samuel | Samuel Kouao | Ivoorkust |
| Kouassi, Adjoua Elvira | Kouassi Adjoua Elvira | Ivoorkust |
| Kouassi, Ahibe Didier | Kouassi Ahibe Didier | Ivoorkust |
| Kouassi, Brou Alexis | Brou Alexis Kouassi | Ivoorkust |
| Kouassi, Celestin | Celestin Kouassi | Ivoorkust |
| Kouassi, Djedje Patrice | Djedje Patrice Kouassi | Ivoorkust |
| Kouassi, Koffi Richard | Koffi Richard Kouassi | Ivoorkust |
| Kouassi, Kokan Gerard | Kokan Gerard Kouassi | Ivoorkust |
| Kouassi, Sara Edwige | Sara Edwige Kouassi | Ivoorkust |
| Kouassi, Yann | Kouassi Yann | Ivoorkust |
 Kouate, Lasseni | Lasseni Kouate | Mali |
 Kouate, Mansour | Mansour Kouaté | Senegal |
| Koudou, Martial | Martial Koudou | Ivoorkust |
| Koudougnon, Serges | Serges Koudougnon | Ivoorkust |
| Koudougou, Jean Bosco | Jean Bosco Koudougou | Burkina Faso |
| Kouelho, George Richard | George Richard Kouelho | Senegal |
| Koufostathis, Petros | Petros Koufostathis | Belgie |
| Koula, Kassoum | Kassoum Koula | Burkina Faso |
| Kouma, Yao | Yao Kouma | Ivoorkust |
 Koumphaphet, Sungha | Sungha Koumphaphet | Cambodja |
| Kouogueu Kouomou, Leopold | Leopold Kouogueu Kouomou | Kameroen |
 Kouperman, Iser Josypovitsj | Iser Kouperman (21.04.1922 - 06.03.2006) | |
| Kouraogo, Ablasse | Ablasse Kouraogo | Burkina Faso |
 Kouwenhoven, van, NN. | NN. van Kouwenhoven | Zuid Holland |
| Kouya, Franklin | Franklin Kouya | Ivoorkust |
| Kouziakina, Anna | Anna Kouziakina | Rusland |
| Kouzouz, Yassir | Yassir Kouzouz | Belgie |
 Kovacic, Vojko | Vojko Kovacic | Slovenie |
 Kovacs, Bela | Béla Kovacs | Joegoslavie |
 Kovacs, Kitti | Kitti Kovacs | Hongarije |
| Koval, Oleksandr | Oleksandr Koval | Ukraine |
| Koval, Tetiana | Tetiana Koval | Ukraine |
| Kovalenko, Alina | Alina Kovalenko | Wit-Rusland |
| Kovalenko, Evgenii | Evgenii Kovalenko | Rusland |
| Kovalenko, Viktor | Viktor Kovalenko | Ukraine |
| Kovalev, Sergej | Sergej Kovalev | Rusland |
| Kovalevska, Amanda | Amanda Kovalevska | Letland |
 Kovalevskaja, Sabina | Sabina Kovalevskaja | Litouwen |
| Kovalevskij, Albert | Albert Kovalevskij | Litouwen |
| Kovalevskij, Konstantin | Konstantin Kovalevskij | Rusland |
| Kovalski, Ales | Ales Kovalski | Tsjechie |
| Kovrizjkin, Anatoli Ivanovitsj | Anatoli Ivanovitsj Kovrizjkin | |
