| Name and firstname(s) | Name Toernooibase | Club or Country |
 Khokloff, E. | E. Khokloff | France |
 Kholikberdiyeva, Khumora | Khumora Kholikberdiyeva | Uzbekistan |
 Kholodenko, Dmitrij | Dmitrij Kholodenko | Belarus |
 Khorin, Valeriy | Valeriy Khorin | Russia |
| Khorin, Wladimir | Wladimir Khorin | Russia |
 Khosbayar, Dambadorj | Dambadorj Khosbayar | Mongolia |
| Khramkova, Svetlana | Svetlana Khramkova | Russia |
| Khramtsova, Marharyta | Marharyta Khramtsova | Belarus |
| Khristich, Vassilli | Vassilli Khristich | Russia |
 Khuatbek, Kanat | Kanat Khuatbek | Kazachstan |
| Khubbitdinova, Rufina | Rufina Khubbitdinova | Russia |
| Khudoynazarov, Ramazon | Ramazon Khudoynazarov | Uzbekistan |
| Khuukhentogoo, Nyamdorj | Nyamdorj Khuukhentogoo | Mongolia |
| Khvashchynskaya, Vera | Vera Khvashchynskaya | Belarus |
| Khvastsiuk, Stanislau | Stanislau Khvastsiuk | Belarus |
 Kiaba, Mounganga | Mounganga Kiaba | Belgium |
 Kiaku, Djonga Chris | Djonga Chris Kiaku | Congo Democratic Republic |
 Kiala, Yeye fils | Kololo Kiala | Angola |
| Kiala, Simon, Kiala | Kiala Simon | Congo Democratic Republic |
 Kibassa, Moke | Moke Kibassa | Zaire |
 Kidaneckij, Vasil | Vasil Kidaneckij | Ukraine |
| Kieboom, B. | B. Kieboom | Belgium |
 Kiema, Sayouba | Sayouba Kiema | Burkina Faso |
| Kiemde, Abdoulaye | Abdoulaye Kiemde | Burkina Faso |
| Kiemde, Souleymane | Souleymane Kiemde | Burkina Faso |
 Kierski, Zbigniew | Zbigniew Kierski | Poland |
| Kierzkowski, Kazimierz | Kazimierz Kierzkowski | Poland |
| Kieta, Simon | Simon Kieta | France |
 Kiewitt, Dick | Dick Kiewitt | |
 Kiin, Kaido | Kaido Kiin | Estonia |
| Kijaut, Sergei | Sergei Kijaut | Russia |
| Kikeya, Mayimavinga | Mayimavinga Kikeya | Congo Democratic Republic |
 Kiljstein , | Kiljstein | USSR |
 Kim, Karam | Karam Kim | Czech Republic |
| Kim, Nina | Nina Kim | Uzbekistan |
| Kim, W. | W. Kim | USSR |
 Kiminou, Sébastien | Sébastien Kiminou | Congo Brazzaville |
| Kimmel, R. | R. Kimmel | France |
 Kinderis, Antanas | Antanas Kinderis | Latvia |
| Kindo, Abdoul Aziz | Abdoul Aziz Kindo | Burkina Faso |
| Kindo, Noufou | Noufou Kindo | Burkina Faso |
| Kindt, Monique | Monique Kindt | France |
| Kindt, Pierre-Francis | Pierre-Francis Kindt | France |
| Kindt, Stijn | Stijn Kindt | Belgium |
| Kindt, Wouter | Wouter Kindt | Belgium |
| Kindt, t, NN. | NN. t Kindt | Belgium |
 King, Li Tchoan | Li Tchoan King (06.05.1904 - 19.08.1971) Add info | |
 King, Ronald Suky | Ronald Suky King | Barbados |
| Kinganga, Bienvenu | Bienvenu Kinganga | Congo Democratic Republic |
 Kingsrow (Ed Gilbert), | Kingsrow (Ed Gilbert) | USA |
| Kinon, NN. | NN. Kinon | Belgium |
| Kinstslers, M. | M. Kinstlers | Latvia |
| Kinuila Diazola, Dos Santos Filet | Dos Santos Rafael Kinuila Diazola | Angola |
| Kinzjagulov, Rinat | Rinat Kinzjagulov | Russia |
| Kiorpes, Tony | Tony Kiorpes | Belgium |
 Kiracioglu, Demir | Demir Kiracioglu | Turkey |
| Kirakeri, Ousmane | Ousmane Kirakeri | Burkina Faso |
| Kirakeri, Oussou | Oussou Kirakeri | Burkina Faso |
| Kireew, Aleksandr | Aleksandr Kireew | USSR |
| Kireyeu, Iahor | Iahor Kireyeu | Belarus |
| Kireyev, Islamali | Islamali Kireyev | Kazachstan |
| Kirillina, Stepanida | Stepanida Kirillina | Russia |
 Kirillov, Yury | Yury Kirillov | Israel |
| Kirillova, Daria | Daria Kirillova | Russia |
| Kiriyenko, Sophia | Sophia Kiriyenko | Russia |
| Kirko, Damian | Damian Kirko | Poland |
 Kirsanova, Lala | Lala Kirsanova | Azerbaidzjan |
| Kirse, Liene | Liene Kirse | Latvia |
| Kiryanova, Ulyana | Ulyana Kiryanova | Russia |
| Kirylava, Elena | Elena Kirylava | Belarus |
| Kiryllov, Kirill | Kirill Kiryllov | Russia |
| Kirzner, Boris | Boris Kirzner | Ukraine |
| Kirzner, Igor | Igor Kirzner | Ukraine |
 Kis, Levente | Levente Kis | Hungary |
| Kisiel, Piotr | Piotr Kisiel | Poland |
 Kisly, Aleksander | Aleksander Kisly | Lithuania |
| Kisly, Dominik | Dominik Kisly | Lithuania |
| Kislyakov, Alexander | Alexander Kislyakov | Russia |
| Kisseljov, Mihhail | Mihhail Kisseljov | Latvia |
| Kissembeek, Lieve | Lieve Kissembeek | Belgium |
| Kissembeek, Magda | Magda Kissembeek | Belgium |
| Kisyk, Maciej | Maciej Kisyk | Poland |
| Kitenge, Dieudonne | Dieudonné Kitengé | France |
 Kitta, Oleg | Oleg Kitta | Cyprus |
| Kivaras, Gintaras | Gintaras Kivaras | Lithuania |
 Kiz, Tomislav | Tomislav Kiz | Yugoslavia |
| Kjarkuzis, Anita | Anita Kjarkuzis | Latvia |
 Klangrat, Sonsawan | Sonsawan Klangrat | Thailand |
| Klasic, Ivan | Ivan Klasic | Yugoslavia |
| Klava, Gatis | Gatis Klava | Latvia |
| Kleeberg, | Kleeberg | France |
 Klein, Cathleen | Cathleen Klein | Germany |
| Klein, Hendrik | Henk Klein (26.09.1906 - 09.02.1973) Add info | |
| Klein, Mevr. | Mevr. Klein | Belgium |
| Klein, NN. | NN. Klein | Belgium |
| Kleinmann, Roger | Roger Kleinmann (01.01.1940 - 05.12.2022) | |
 Kleinmoedig, Marwin | Marwin Kleinmoedig | Curacao |
| Klikunova, Elyzaveta | Elyzaveta Klikunova | Ukraine |
| Klimantovich, Pavel | Pavel Klimantovich | Russia |
 Klimasheva, Elena | Elena Klimasheva | Foreign players |
