| Swimming |
1974 European Aquatics Championships |
Wien |
 AUT |
200 m Butterfly, Men |
5 |
 GER |
|
| Swimming |
1974 European Aquatics Championships |
Wien |
AUT |
4 x 100 m Medley Relay, Men |
1 |
GER |
|
| Swimming |
1974 European Aquatics Championships |
Wien |
AUT |
100 m Butterfly, Men |
6 |
GER |
|
| Swimming |
1975 World Aquatics Championships |
Cali |
 COL |
100 m Butterfly, Men |
10 |
GER |
|
| Swimming |
1975 World Aquatics Championships |
Cali |
COL |
200 m Butterfly, Men |
6 |
GER |
|
| Swimming |
1975 World Aquatics Championships |
Cali |
COL |
4 x 100 m Medley Relay, Men |
🥈 |
GER |
|
| Swimming |
1976 Swim Europe Cup - Men |
Pescara |
 ITA |
200 m Butterfly, Men |
🥇 |
GER |
|
| Swimming |
1977 European Aquatics Championships |
Jönköping |
 SWE |
100 m Butterfly, Men |
4 |
GER |
|
| Swimming |
1977 European Aquatics Championships |
Jönköping |
SWE |
200 m Butterfly, Men |
🥇 |
GER |
|
| Swimming |
1977 European Aquatics Championships |
Jönköping |
SWE |
4 x 200 m Freestyle Relay, Men |
3 |
GER |
|
| Swimming |
1977 European Aquatics Championships |
Jönköping |
SWE |
4 x 100 m Medley Relay, Men |
🥇 |
GER |
|
| Swimming |
1977 Summer Universiade |
Sofia |
 BUL |
200 m Butterfly, Men |
🥇 |
GER |
|
| Swimming |
1978 World Aquatics Championships |
West-Berlin |
GER |
4 x 100 m Medley Relay, Men |
🥈 |
GER |
|
| Swimming |
1978 World Aquatics Championships |
West-Berlin |
GER |
200 m Butterfly, Men |
=6 |
GER |
|
| Swimming |
1978 World Aquatics Championships |
West-Berlin |
GER |
100 m Butterfly, Men |
10 |
GER |
|
| Swimming |
1979 Swim Europe Cup - Men |
London |
 GBR |
200 m Butterfly, Men |
🥉 |
GER |
|
| Swimming |
1979 Swim Europe Cup - Men |
London |
GBR |
4 x 100 m Medley Relay, Men |
🥇 |
GER |
|
| Swimming |
1979 Summer Universiade |
Ciudad de México |
 MEX |
200 m Butterfly, Men |
🥈 |
GER |
|
| Swimming |
1982 World Aquatics Championships |
Guayaquil |
 ECU |
200 m Butterfly, Men |
5 |
GER |
|