| Roles | Referee |
|---|---|
| Sex | Male |
| Full name | W.•Ullrich |
| Used name | W.•Ullrich |
| NOC |  East Germany |
| Games | Sport (Discipline) / Event | NOC / Team | Phase | Unit | Role | As | |
|---|---|---|---|---|---|---|---|
| 1968 Summer Olympics | Water Polo (Aquatics) | GDR |
W. Ullrich | ||||
| Water Polo, Men (Olympic) | Match #1 | Brazil — United Arab Republic | Referee | ||||
| Water Polo, Men (Olympic) | Match #14 | Brazil — Spain | Referee |
