| Roles | Referee |
|---|---|
| Sex | Male |
| Full name | Jaap J.•Kwist |
| Used name | Jaap•Kwist |
| Died | (Deceased, details unknown) |
| NOC |  Netherlands |
| Games | Sport (Discipline) / Event | NOC / Team | Phase | Unit | Role | As | |
|---|---|---|---|---|---|---|---|
| 1952 Summer Olympics | Hockey | NED |
Jaap Kwist | ||||
| Hockey, Men (Olympic) | Match #1 | India — Great Britain | Umpire 2 | ||||
| Hockey, Men (Olympic) | Match #1 | India — Austria | Umpire 1 | ||||
| Hockey, Men (Olympic) | Match #1 | Unified Team of Germany — Austria | Umpire 2 | ||||
| Hockey, Men (Olympic) | Match #1 | Austria — Italy | Umpire 1 | ||||
| Hockey, Men (Olympic) | Replay #2 | Poland — Belgium | Umpire 1 | ||||
| Hockey, Men (Olympic) | Match #4 | France — Italy | Umpire 2 |
