| Roles | Referee |
|---|---|
| Sex | Male |
| Full name | Eugène Gustav (Gustave-)•Rau |
| Used name | Gustav•Rau |
| Born | 28 February 1880 in Paris IXe, Paris (FRA) |
| Died | 5 December 1954 (aged 74 years 9 months 5 days) in Warendorf, Nordrhein-Westfalen (GER) |
| NOC | Germany |
| Games | Sport (Discipline) / Event | NOC / Team | Phase | Unit | Role | As | |
|---|---|---|---|---|---|---|---|
| 1936 Summer Olympics | Equestrian Eventing (Equestrian) | GER |
Gustav Rau | ||||
| Individual, Men (Olympic) | Dressage | Judge #4 | |||||
| Team, Men (Olympic) | Dressage | Judge #4 |