Full name: Dietmar Seiz
Gender: Male
Height: 6'0" (182 cm)
Weight: 170 lbs (77 kg)
Born: December 6, 1942 in Stuttgart, Baden-Württemberg, Germany
Country:
West Germany
Sport: Water Polo
| Games | Age | City | Sport | Event | Team | NOC | Rank | Medal | |
|---|---|---|---|---|---|---|---|---|---|
| 1968 Summer | 25 | Ciudad de México | Water Polo | Men's Water Polo | West Germany | FRG | 10 |
| Games | Age | City | Sport | Team | NOC | Phase | Unit | Rank | Date | Result | G |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 1968 Summer | 25 | Ciudad de México | Water Polo | West Germany | FRG | Final Round | Match 9/10 | 2 | 1968-10-25 | ESP 7, FRG 5 | 0 |
| 1968 Summer | 25 | Ciudad de México | Water Polo | West Germany | FRG | Classification Round 9-12 | Match #2 | 1 | 1968-10-24 | FRG 6, MEX 3 | 0 |
| 1968 Summer | 25 | Ciudad de México | Water Polo | West Germany | FRG | Group A | Match #3 | 1 | 1968-10-15 | FRG 5, ESP 3 | 0 |
| 1968 Summer | 25 | Ciudad de México | Water Polo | West Germany | FRG | Group A | Match #5 | 2 | 1968-10-16 | HUN 6, FRG 4 | 0 |
| 1968 Summer | 25 | Ciudad de México | Water Polo | West Germany | FRG | Group A | Match #7 | 2 | 1968-10-17 | URS 6, FRG 3 | 0 |
| 1968 Summer | 25 | Ciudad de México | Water Polo | West Germany | FRG | Group A | Match #12 | 1 | 1968-10-19 | FRG 10, BRA 5 | 0 |
| 1968 Summer | 25 | Ciudad de México | Water Polo | West Germany | FRG | Group A | Match #13 | 2 | 1968-10-20 | CUB 7, FRG 6 | 0 |
| 1968 Summer | 25 | Ciudad de México | Water Polo | West Germany | FRG | Group A | Match #20 | 2 | 1968-10-22 | USA 7, FRG 5 | 0 |