Players ATPWTA
| Name | Country |
|---|---|
| Radek Stepanek | CZE |
| Ioannis Stergiou | GRE |
| Joachim Sternbach | FRA |
| Simon Stevens | BEL |
| Kelsey Stevenson | CAN |
| Mitchell Stewart | USA |
| Sebastian Stiefelmeyer | AUT |
| Riccardo Stiglich | ITA |
| Tomas Stillman | USA |
| Augusto Stodart | ARG |
| Sasa Stojisavljevic | SRB |
| Fred Stolle | AUS |
| James Junior Storme | BEL |
| Marko Stosic | SLO |
| Vincent Stouff | FRA |
| Bruce Strachan | GBR |
| Sergey Strelkov | RUS |
| Dominic Stricker | SUI |
| Ben Stride | GBR |
| Malte Stropp | GER |
| Jan-Lennard Struff | GER |
| Eduardo Struvay | COL |
| Francisco Stuardo | CHI |
| Mac Styslinger | USA |
| Agustin Suarez Gonzalez | ARG |
| Dominik Suc | CZE |
| Luka Sucevic | SRB |
| Jakob Sude | GER |
| Yuichi Sugita | JPN |
| Vincent Suillerot | FRA |
| Tudor Sulea | ROU |
| Ziad Sultan | KUW |
| Khumoun Sultanov | UZB |
| Sefa Suluoglu | TUR |
| Davy Sum | FRA |
| Fajing Sun | CHN |
| Dmitry Surchenko | RUS |
| Dhakshineswar Suresh | IND |
| Gokul Suresh | IND |
| Manish Sureshkumar | IND |
| Arthur Surreaux | FRA |
| David Agung Susanto | INA |
| Ko Suzuki | JPN |
| Takao Suzuki | JPN |
| Trevor Svajda | USA |
| Zachary Svajda | USA |
| Daniel Svensson | SWE |
| Dalibor Svrcina | CZE |
| Dane Sweeny | AUS |
| Ryan Sweeting | USA |