| Roles | Competed in Olympic Games | 
|---|---|
| Sex | Male | 
| Full name | Grégory•Wathelet | 
| Used name | Grégory•Wathelet | 
| Born | 10 September 1980 in Huy, Liège (BEL) | 
| Measurements | 190 cm / 85 kg | 
| Affiliations | Ecurie Gregory Wathelet, Clavier (BEL) | 
| NOC |   Belgium | 
| Medals | OG | 
| Gold | 0 | 
| Silver | 0 | 
| Bronze | 1 | 
| Total | 1 | 
| Games | Discipline (Sport) / Event | NOC / Team | Pos | Medal | As | |
|---|---|---|---|---|---|---|
| 2012 Summer Olympics | Equestrian Jumping (Equestrian) |  BEL | 
Grégory Wathelet | |||
| Individual, Open (Olympic) | Cadjanine Z | =29 | ||||
| Team, Open (Olympic) | Cadjanine Z / Belgium | 13 | ||||
| 2020 Summer Olympics | Equestrian Jumping (Equestrian) |  BEL | 
Grégory Wathelet | |||
| Individual, Open (Olympic) | Nevados S | 9 | ||||
| Team, Open (Olympic) | Belgium | 3 | Bronze |