| Name and firstname(s) | Name Toernooibase | Club or Country |
 Leocaria, Marvin | Marvin Leocaria | Curacao |
 Leon, Jose | Jose Leon | Cuba |
 Leonaers, Germaine | Germaine Léonaers | Belgium |
| Leonaers, Lambert | Lambert Leonaers | Belgium |
 Leonar, Jareo | Jareo Leonar | Suriname |
| Leonar, Lofernus | Lofernus Leonar | Suriname |
| Leonard, Albert | Albert Léonard | Belgium |
| Leonard, Francine | Francine Leonard | Belgium |
 Leonard, Karel | Karel Léonard ( - 18.03.1956) Add info | |
| Leonard , NN. (Luik) | NN. Léonard | Belgium |
 Leonardi, Damiano | Damiano Leonardi | Italy |
 Leonardo, Henriquez | Henriquez Leonardo | Dominican Republic |
 Leone, Theo | Theo Leoné | Witte van Moort Westerhaar |
 Leonhard, Rudolf Cornelis | Rudolf Cornelis Leonhard (17.02.1873 - 13.02.1952) Add info | |
 Leonkova, Adelina | Adelina Leonkova | Latvia |
 Leonora, Ruben | Ruben Leonora | ADC Alphen aan den Rijn |
 Leonora, Benco | Benco Leonora | |
 Leonov, Kyrylo | Kyrylo Leonov | Ukraine |
| Leonov, Mykola | Mykola Leonov | Ukraine |
 Leontiev, Egor | Egor Leontiev | Russia |
| Leontiev, Igor | Igor Leontiev | Russia |
| Leontiev, Konstantin | Konstantin Leontiev | Russia |
| Leontiev, Lev | Lev Leontiev | Ukraine |
| Leopoldo, Media | Media Leopoldo | Dominican Republic |
| Leopoldova, Nika | Nika Leopoldova | Russia |
 Leost, Norbert | Norbert Leost | France |
 Lep, Willem | Willem Lep | BEGB Britsum |
 Lepak, Emilia | Emilia Lepak | Poland |
| Lepas, NN. | NN. Lepas | Belgium |
| Lepeltier, Jacques | Jacques Lepeltier | France |
 Lepik, Kerttu | Kerttu Lepik | Estonia |
| Lepiks, Woldemir | Woldemir Lepiks | Belgium |
| Lepot, NN. | NN. Lepot | Belgium |
| Leppers, Han | Han Leppers | |
 Lepsic, Miljenko | Miljenko Lepsic | Yugoslavia |
 Leqi, Chen | Chen Leqi | China |
| Leque, Daniqu | Daniqu Leque | |
| Lequette, J.P. | J.P. Lequette | France |
| Lequibin, F. | F. Léquibin | France |
| Lerch, Francois | François Lerch | Belgium |
| Lere, Eddy (nkj68) | Eddy Lere | |
| Lere, Johannes | Johan Lere (01.10.1936 - 14.12.1966) Add info | |
| Leroy, A. | A. Leroy | France |
 Leroy, Francis | Francis Leroy | Lille |
| Leroy, Frederic | Frédéric Leroy | France |
| Leroy, Jean Louis | Jean Louis Leroy | France |
| Leroy, Juf. | Juf. Leroy | Belgium |
 Leroy, Piet | Piet Leroy | Middelharnis - Sommelsdijk |
| Leroy, Sylvie | Sylvie Leroy | France |
| Leruth, Philippe | Philippe Leruth | Belgium |
| Leruth, Christian | Christian Leruth | Belgium |
| Leruth, Joseph | Joseph Leruth | Belgium |
| Leruth, Marianne | Marianne Leruth | Belgium |
| Leruy, Piet | Piet Leruy | |
| Lesage, Henri | Henri Lesage ( - 16.12.1895) Add info | France |
| Lescher, Ron | Ron Lescher | |
| Lescieux, Quentin | Quentin Lescieux | France |
| Lescoutre, Romain | Romain Lescoutre | France |
| Lesenfans, P. | P. Lesenfans | Belgium |
 Leshchinski, B. | B. Leshchinski | USSR |
 Leshkevich, Nikolay Anatolyevitsj | Nikolay Leshkevitsj | Belarus |
| Leshuk, Alexandr | Alexandr Leshuk | Ukraine |
| Lesjtsjow, Z. | Z. Lesjtsjow | USSR |
| Lesnes, Philippe | Philippe Lesnes | France |
| Lesniewski, Michal | Michal Lesniewski | Poland |
| Lesniewski, NN. | NN. Lesniewski | Belgium |
| Lesniewski, Radoslaw | Radoslaw Lesniewski | Poland |
| Lesoffre, | Lesoffre | France |
| Lestshew, Evgenij | Evgenij Lestshew | USSR |
| Leszczynska, Katarzyna | Katarzyna Leszczynska | Poland |
| Let, van der, Andre | André van der Let | |
| Let, van der, Gerda | Gerda van der Let | |
| Let, van der, Henk Jan | Henk Jan van der Let | |
| Let, van der, Hilda | Hilda van der Let | |
| Let, van der, Jan | Jan van der Let ( - 01.08.1991) Add info | |
| Let, van der, Tamme | Tamme van der Let (31.03.1949 - 30.05.2020) Add info | |
| Let, van der, Wolter | Wolter van der Let | |
| Leter, Ferdinand | Ferdinand Leter | Suriname |
| Letteboer, Bertwin | Bertwin Letteboer | Witte van Moort Westerhaar |
| Letter, de, Rene | René de Letter | Belgium |
| Letyagova, Olga | Olga Letyagova | Russia |
| Leu, Marat | Marat Leu | Belarus |
| Leuchanka, Maksim | Maksim Leuchanka | Belarus |
| Leuffen, van, Wil | Wil van Leuffen | |
 Leunis, NN. | NN. Leunis | Zuid Holland |
| Leurs, Roger | Roger Leurs | Belgium |
 Leushuis, Hans | Hans Leushuis | Bornse Damvereniging Borne |
| Leushuis, Hans (dubbel) | dubbele invoer | |
 Leusink, Eric | Eric Leusink | EDC Enschede |
| Leusink, A. (dubbel) | dubbele invoer | |
| Levandovsky, Michailo Jaroslavovitsj | Michailo Levandovsky | Ukraine |
| Levchenko, Angelina | Angelina Levchenko | Russia |
 Levels, E. | E. Levels | Netherlands |
| Levels, Peter Christiaan | Piet Levels (01.11.1933 - 25.04.2008) Add info | |
| Levens, Robur | Robur Levens | Suriname |
| Leveque, Francis | Francis Leveque | France |
| Leveque, Jean-Pierre | Jean-Pierre Leveque | France |
| Leveque, Sebastien | Sébastien Leveque | Belgium |
 Lever, P. | P. Lever | Componisten |
| Levering, Remko | Remko Levering | |
