| Roles | Referee |
|---|---|
| Sex | Male |
| Full name | Guillaume•Langle |
| Used name | Guillaume•Langle |
| NOC |  France |
| Games | Sport (Discipline) / Event | NOC / Team | Phase | Unit | Role | As | |
|---|---|---|---|---|---|---|---|
| 1992 Summer Olympics | Hockey | FRA |
Guillaume Langle | ||||
| Hockey, Men (Olympic) | Match 9/10 | Malaysia — Unified Team | Umpire 2 | ||||
| Hockey, Men (Olympic) | Match #1 | Australia — Argentina | Umpire 2 | ||||
| Hockey, Men (Olympic) | Match #10 | Germany — Egypt | Umpire 1 | ||||
| Hockey, Men (Olympic) | Match #14 | India — Egypt | Umpire 2 | ||||
| 1996 Summer Olympics | Hockey | FRA |
Guillaume Langle | ||||
| Hockey, Men (Olympic) | Match 9/10 | Argentina — South Africa | Umpire 1 | ||||
| Hockey, Men (Olympic) | Match #1 | Republic of Korea — India | Umpire 1 | ||||
| Hockey, Men (Olympic) | Match #7 | India — United States | Umpire 1 | ||||
| Hockey, Men (Olympic) | Match #3 | Australia — South Africa | Umpire 1 |
