| Name and firstname(s) | Name Toernooibase | Club or Country |
 Kosminski, Igor | Igor Kosminski | Ukraine |
 Kosnikau, Artsemiy | Artsemiy Kosnikau | Belarus |
 Kosobudzka, Arleta (dubbel) | dubbele invoer | |
 Kosobudzka, Ewa | Ewa Kosobudzka | Poland |
| Kosobudzka-Flisikowska, Arleta | Arleta Kosobudzka-Flisikowska | Poland |
| Kosobudzki, Lukasz | Lukasz Kosobudzki | Poland |
| Kosobudzki, Przemyslaw | Przemyslaw Kosobudzki | Poland |
 Kosova, Ema | Ema Kosova | Czech Republic |
 Kossa, Bienvenu | Bienvenu Kossa | Congo Brazzaville |
 Kosse, Daria | Daria Kosse | Russia |
 Kosse, Gert-Jeroen | Gert-Jeroen Kosse | DDD Dedemsvaart |
| Kosse, Gijs | Gijs Kosse | DDD Dedemsvaart |
| Kosse, Pim | Pim Kosse | DDD Dedemsvaart |
| Kosse, Tom | Tom Kosse | DDD Dedemsvaart |
| Kossen, Dirk | Dirk Kossen | |
| Koster, Piet | Piet Koster | |
 Koster, Antoine | Antoine Koster | SSS Kampen |
| Koster, Arian (NKa78) | Arian Koster | |
 Koster, Arie | Arie Koster | UDG-Vriendenkring |
| Koster, Bart | Bart Koster | |
| Koster, Ernst | Ernst Koster | |
| Koster, H. | H. Koster | |
 Koster, Jacobus | Jacobus Koster (06.01.1916 - 27.12.1973) Add info | |
| Koster, Jan | Jan Koster | |
 Koster, Johan | Johan Koster | Netherlands Antilles |
| Koster, Klaas | Klaas Koster (16.05.1849 - 14.05.1932) Add info | |
 Koster, Koos | Koos Koster | Stadskanaal |
 Koster, P. | P. Koster | Componisten |
| Koster, Pieter | Pieter Koster | |
 Koster, Remmert | Remmert Koster | Austerlitz |
| Koster, Youri | Youri Koster | |
| Kosters, Anna | Anna Kosters | |
 Kosters, Marcel | Marcel Kosters | Haarlemse Damclub |
| Kostikov, Saveliy | Saveliy Kostikov | Ukraine |
| Kostionow, Iwan | Iwan Kostionow | Russia |
 Kostitsyna, Mariya | Mariya Kostitsyna | Kazachstan |
 Kostona, Jekaterina | Jekaterina Kostõna | Estonia |
| Koszewska, Adrianna | Adrianna Koszewska | Poland |
| Kotelnikov, Illia | Illia Kotelnikov | Ukraine |
| Kotenko, Ninel | Ninel Kotenko | Ukraine |
| Kotenko, Sergey | Sergey Kotenko | Ukraine |
 Kotey, Felix | Felix Kotey | DDV Diemen |
 Kotliar, Naumen | Naumen Kotliar | Israel |
 Kotliar , Y. | Y. Kotliar | Foreign players |
| Kotliarova, Natalja | Natalja Kotliarova | Ukraine |
| Kotvis, A. | A. Kotvis | |
| Kotvis, C. (dubbel) | dubbele invoer | |
| Kotys, Adam | Adam Kotys | Poland |
| Kotys, Iwona | Iwona Kotys | Poland |
 Kouadio, Yao Herve | Yao Herve Kouadio | Ivory Coast |
| Kouadio, Angaman | Angaman Kouadio | Ivory Coast |
| Kouadio, Armel Rodolphe | Armel Rodolphe Kouadio | Ivory Coast |
| Kouadio, David | David Kouadio | Ivory Coast |
| Kouadio, Jean-Claude | Kouadio Jean-Claude | Ivory Coast |
| Kouadio, Kouame | Kouadio Kouame | Ivory Coast |
| Kouadio , Kouassi Gildas | Kouassi Gildas Kouadio | Ivory Coast |
| Kouakou, Kouassi (dubbel) | dubbele invoer | |
| Kouakou, Kouassi Justin | Kouassi Justin Kouakou | Ivory Coast |
| Kouakou, Kouassi Wilfried | Kouakou Kouassi Wilfried | Ivory Coast |
| Kouakou, Patrice | Patrice Kouakou | Ivory Coast |
| Kouakou, Romeo | Romeo Kouakou | Ivory Coast |
| Kouakou, Soungalo Romeo | Kouakou Soungalo Romeo | Ivory Coast |
| Kouakou, Valentin | Valentin Kouakou | Ivory Coast |
 Kouam, Ernest | Ernest Kouam | Cameroon |
 Kouam Nze, Serge Jerry | Serge Jerry Kouam Nze | Gabon |
| Kouame, Hylarie Carelle | Hylarie Carelle Kouame | Ivory Coast |
| Kouame, Jean Luc (dubbel) | dubbele invoer | |
 Kouame, Koffi Maxime | Koffi Maxime Kouamé | France |
| Kouame, Krah Jacob | Kouame Krah Jacob | Ivory Coast |
| Kouame, Messou | Messou Kouame | Ivory Coast |
| Kouame, Yao Alexandre | Yao Alexandre Kouame | Ivory Coast |
| Kouame Gabouet, Jean-Luc Badara | Jean-Luc Badara Kouame Gabouet | Ivory Coast |
| Kouame Ngba, Jean-Christopher | Jean-Christopher Kouame Ngba | Ivory Coast |
 Kouanda, Mahamoudou | Mahamoudou Kouanda | Burkina Faso |
| Kouanda, Omar (dubbel) | dubbele invoer | |
| Kouanda, Oumar | Oumar Kouanda | Burkina Faso |
| Kouande, Messou | Messou Kouande | Ivory Coast |
| Kouao, Samuel | Samuel Kouao | Ivory Coast |
| Kouassi, Adjoua Elvira | Kouassi Adjoua Elvira | Ivory Coast |
| Kouassi, Ahibe Didier | Kouassi Ahibe Didier | Ivory Coast |
| Kouassi, Brou Alexis | Brou Alexis Kouassi | Ivory Coast |
| Kouassi, Brou Alexis (dubbel) | dubbele invoer | |
| Kouassi, Celestin | Celestin Kouassi | Ivory Coast |
| Kouassi, Djedje Patrice | Djedje Patrice Kouassi | Ivory Coast |
| Kouassi, Koffi Richard | Koffi Richard Kouassi | Ivory Coast |
| Kouassi, Kokan Gerard | Kokan Gerard Kouassi | Ivory Coast |
| Kouassi, Sara Edwige | Sara Edwige Kouassi | Ivory Coast |
| Kouassi, Yann | Kouassi Yann | Ivory Coast |
 Kouate, Lasseni | Lasseni Kouate | Mali |
 Kouate, Mansour | Mansour Kouaté | Senegal |
| Koudijs, Sjoerd | Sjoerd Koudijs | |
| Koudijzer, Wim | Wim Koudijzer | |
| Koudou, Martial | Martial Koudou | Ivory Coast |
| Koudou, Martial (dubbel) | dubbele invoer | |
| Koudougnon, Serges | Serges Koudougnon | Ivory Coast |
| Koudougou, Jean Bosco | Jean Bosco Koudougou | Burkina Faso |
| Kouelho, George Richard | George Richard Kouelho | Senegal |
 Koufostathis, Petros | Petros Koufostathis | Belgium |
| Koula, Kassoum | Kassoum Koula | Burkina Faso |
 Koullen, Brion | Brion Koullen | DIOS-Eureka |
