| Naam en Voornaam/Voornamen | Naam Toernooibase | Club of Land |
 Karmi, Judith | Judith Karmi | Israel |
| Karmi, L. | L. Karmi | Israel |
 Karmi, Lily | Lily Karmi | Canada |
 Karo, Nikalas | Nikalas Karo | Wit-Rusland |
 Karoboshev, Orzubek | Orzubek Karoboshev | Kirgistan |
 Karp, Kenneth | Kenneth Karp | Estland |
| Karp, Heiki | Heiki Karp | Estland |
 Karpeles, Richard | Richard Karpeles | Frankrijk |
 Karpinski, Edward | Edward Karpinski | Polen |
 Karpov, Andrey | Andrey Karpov | Rusland |
| Karpova-Sobakina, Ayyyna | Ayyyna Karpova-Sobakina | Rusland |
| Karpovich, Palina | Palina Karpovich | Wit-Rusland |
 Karpovitsj, Oktavian Stanilavovitsj | Oktavian Stanislavovitsj Karpovitsj | Ukraine |
 Kartodikromo, Virgil | Kartodikromo Virgil | Suriname |
| Kartotaroeno, Robbert | Robbert Kartotaroeno | Suriname |
| Karus, Waldemar | Waldemar Karus | Polen |
 Karvelyte, Urte | Urte Karvelyte | Litouwen |
| Kasanpawiro, K. | K. Kasanpawiro | Suriname |
 Kasca, Bernard | Bernard Kašca (05.05.1958 - 24.03.2019) Voeg info toe | |
 Kasca, Kristjan | Kristjan Kašca | Slovenie |
| Kasdiran, Armand | Armand Kasdiran | Suriname |
| Kasendra, Wladyslaw | Wladyslaw Kasendra | Polen |
| Kashapov, Aidar | Aidar Kashapov | Rusland |
 Kashif Javed, Muhammad | Muhammad Kashif Javed | Pakistan |
| Kashina, Daria | Daria Kashina | Rusland |
| Kashnikau, Aliaksei | Aliaksei Kashnikau | Wit-Rusland |
| Kashnikava, Nastassia | Nastassia Kashnikava | Wit-Rusland |
| Kasi, Jimmy | Jimmy Kasi | Suriname |
 Kasimovs, T. | T. Kasimovs | Letland |
| Kask, Adeele | Adeele Kask | Estland |
| Kask, Karl Jaagup | Karl Jaagup Kask | Estland |
| Kask, Liina | Liina Kask | Estland |
| Kask, Margit | Margit Kask | Estland |
| Kask, Marta | Marta Kask | Estland |
| Kasperek, Tadeusz | Tadeusz Kasperek | Polen |
| Kasputyte, Margarita | Margarita Kasputyté | Litouwen |
| Kasputyte, Milda | Milda Kasputyté | Litouwen |
| Kassia, NN. | NN. Kassia | Frankrijk |
 Kassym, Alima | Alima Kassym | Kazachstan |
| Kassym, Karima | Karima Kassym | Kazachstan |
| Kastsiankou, Daniil | Daniil Kastsiankou | Wit-Rusland |
| Kasyan, Ekaterina | Ekaterina Kasyan | Ukraine |
| Kasyan, Marina | Marina Kasyan | Ukraine |
 Kasymow, Tulkun | Tulkun Kasymow | USSR |
| Kaszuba, Alicja | Alicja Kaszuba | Polen |
 Katako, katako | Katako Ngoyi | Congo D |
| Kateiva, Saulus | Saulus Kateiva | Litouwen |
| Katerynchyk, Roman | Roman Katerynchyk | Ukraine |
| Katjucha, Aleksandr Jakovlevitsj | Aleksandr Katjucha | Ukraine |
| Katkovskaja, Ilona | Ilona Katkovskaja | Estland |
| Katlaps, Andris | Andris Katlaps | Letland |
| Katny, Samuel | Samuel Katny | Polen |
| Katny, Tymoteusz | Tymoteusz Katny | Polen |
| Katorgin, Sergey | Sergey Katorgin | Rusland |
 Kats, Bernard | Bernard Kats | Belgie |
| Kats, Leonid | Leonid Kats | USSR |
 Kats, Michael | Michael Kats | USA |
| Kats, Semion | Semion Kats | USSR |
| Katsubinskaya, Anastasiya | Anastasiya Katsubinskaya | Wit-Rusland |
 Kaubrys, Justas | Justas Kaubrys | E-Dame |
| Kaulen, Fjodor | Fjodor Kaulen | Rusland |
| Kaulena, Dace | Dace Kaulena | Ukraine |
| Kaulya, Alexander | Alexander Kaulya | Ukraine |
 Kaur, Jasleen | Jasleen Kaur | India |
| Kaur, Jasmeet | Jasmeet Kaur | India |
| Kaur, Rupinder | Rupinder Kaur | India |
| Kaur, Sandeep | Sandeep Kaur | India |
| Kaur, Simranjot | Simranjot Kaur | India |
| Kaur, Sukhmani | Sukhmani Kaur | India |
| Kavanda, Edo, Kavanda | Kavanda Edo | Congo D |
| Kavcic, Vasja | Vasja Kavcic | Slovenie |
 Kavzinadze, M. | M. Kavzinadze | Georgie |
 Kawachi, Aki | Aki Kawachi | Japan |
| Kawachi, Masato | Masato Kawachi | Japan |
| Kawaguchi, Hiroshi | Hiroshi Kawaguchi | Japan |
| Kawashima, Akihiro | Akihiro Kawashima | Japan |
| Kawashita, Kazuaki | Kazuaki Kawashita | Japan |
| Kawczynska, Roza | Roza Kawczynska | Polen |
| Kawecki, Ernest | Ernest Kawecki | Polen |
 Kaynar, Mert | Mert Kaynar | Turkije |
 Kayongo, Ahmed | Ahmed Kayongo | Oeganda |
 Kayumova, Farzona | Farzona Kayumova | Oezbekistan |
| Kayumova, Rukhshona | Rukhshona Kayumova | Oezbekistan |
 Kazak, Hanna | Hanna Kazak | Individual Players |
| Kazaks, Armands | Armands Kazaks | Letland |
| Kazanskij, Vladislav | Vladislav Kazanskij | Rusland |
| Kaziev, Albert | Albert Kaziev | Belgie |
| Kazlova, Palina | Palina Kazlova | Wit-Rusland |
 Kearns, Christopher | Christopher Kearns | Duitsland |
 Kebe, Byagui | Byagui Kebe | Mali |
 Kebe, Macire | Macire Kebe | Senegal |
| Kebe, Maodo | Maodo Kebe | Senegal |
 Kebza, Bohumil | Bohumil Kebza | Tsjechie |
| Kebza, Marek | Marek Kebza | Tsjechie |
| Keder, Igor | Igor Keder | Tsjechie |
| Kegel, de, NN. | NN. de Kegel | Belgie |
| Keidans, Prasads | Prasads Keidans | Letland |
| Keil, Andres | Andres Keil | Estland |
| Keisels, Andris | Andris Keisels | Letland |
| Keita, Baba | Baba Keita | Mali |
