Players ATPWTA
| Name | Country |
|---|---|
| Michael Lammer | SUI |
| Nathaniel Lammons | USA |
| Martin Landaluce | ESP |
| Philip Lang | AUT |
| Robin Lang | GER |
| Jeremy Langer | CAN |
| Nils Langer | GER |
| Ristomatti Lanne | FIN |
| Giovanni Lapentti | ECU |
| Augusto Laranja | BRA |
| Clement Larriere | FRA |
| Michael Laser | USA |
| Brandon Laubser | RSA |
| Yanais Laurent | FRA |
| Gonzalo Lavaselli | ARG |
| Sebastian Lavie | NZL |
| Alexandar Lazarov | BUL |
| Arturs Lazdins | LAT |
| Alexandar Lazov | BUL |
| Thomas Le Boulch | FRA |
| Teodor Leahu | ROU |
| Ricardo Alberto Leal Fuenmayor | VEN |
| Ilya Lebedev | RUS |
| Alexander Lebedyn | UKR |
| Mikhail Ledovskikh | RUS |
| Antoine Leduc | CAN |
| Dae-Hee Lee | KOR |
| Dong-Kyu Lee | KOR |
| Duckhee Lee | KOR |
| Hyun-Ho Lee | KOR |
| Jea Moon Lee | KOR |
| Kuan-Yi Lee | TPE |
| Seung-Jae Lee | KOR |
| Tae-Woo Lee | KOR |
| Aaron Leeder-Chard | AUS |
| Jiri Lehecka | CZE |
| Ignacio Lehyt | CHI |
| Wilson Leite | BRA |
| James Lemke | AUS |
| Julian Lenz | GER |
| Marko Lenz | GER |
| Filippo Leonardi | ITA |
| Mick Lescure | FRA |
| Edan Leshem | ISR |
| Lubomir Leshtanski | BUL |
| Constant Lestienne | FRA |
| Chris Letcher | AUS |
| Itai Levi | ISR |
| Andrei Levine | RUS |
| Jesse Levine | CAN |