| Name |
Country |
| Marc Abdelnour |
SYR |
| Ahmed Deedat Abdul Razak |
MAS |
| Hasan Abdulnabi |
BRN |
| Maximilian Abel |
GER |
| Haythem Abid |
TUN |
| Mehdi Abid |
TUN |
| Kuatbek Abiyev |
KAZ |
| Leonardo Aboian |
ARG |
| Jose Acasuso |
ARG |
| Gonzalo Achondo |
CHI |
| Jacob Adaktusson |
SWE |
| Sanni Adamu |
NGR |
| Mert Adanali |
TUR |
| Kumara P Saradhi Adavelly |
IND |
| Dan Added |
FRA |
| Aaron Addison |
AUS |
| Mohamed Adnaoui |
MAR |
| Wouter Adriaansen |
NED |
| Roberto Affonso |
BRA |
| Sarp Agabigun |
TUR |
| Franco Agamenone |
ARG |
| Ryan Agar |
AUS |
| Rishab Agarwal |
IND |
| Andre Agassi |
USA |
| Gyorgy Agoston |
HUN |
| Jorge Aguilar |
CHI |
| Juan Carlos Aguilar |
CAN |
| Juan Carlos Manuel Aguilar |
BOL |
| Amine Ahouda |
MAR |
| Sagar Ahuja |
IND |
| Andreas Ainalides |
GRE |
| Duje Ajdukovic |
CRO |
| Magomed Akaev |
RUS |
| M. Abid Ali Khan Akbar |
PAK |
| Alborz Akhavan |
IRI |
| Rasul Akhmadaliev |
UZB |
| Aydin Akhmetshin |
RUS |
| Mlapa Akomlo |
TOG |
| Jassem Al Zeyara |
QAT |
| Kehinde Alade |
NGR |
| Omar Alawadhi |
UAE |
| Mina Albert |
EGY |
| Wenceslao Albin Martin |
ARG |
| Radu Albot |
MDA |
| Fernando Albuquerque |
BRA |
| Francis Casey Alcantara |
PHI |
| Orlando Alcantara Rangel |
MEX |
| Carlos Alcaraz |
ESP |
| Albert Alcaraz Ivorra |
ESP |
| Gleb Alekseenko |
UKR |