| Open Water Swimming |
1989 European Open Water Swimming Championships |
Stari Grad |
 YUG |
5 km, Men |
6 |
 GER |
|
| Open Water Swimming |
1989 European Open Water Swimming Championships |
Stari Grad |
YUG |
21 km, Men |
DNS |
GER |
|
| Open Water Swimming |
1991 World Aquatics Championships |
Perth |
 AUS |
25 km, Men |
7 |
GER |
|
| Open Water Swimming |
1991 European Open Water Swimming Championships |
Terracina |
 ITA |
25 km, Men |
🥇 |
GER |
|
| Open Water Swimming |
1994 World Aquatics Championships |
Roma |
ITA |
25 km, Team, Mixed |
🥈 |
GER |
|
| Open Water Swimming |
1994 World Aquatics Championships |
Roma |
ITA |
25 km, Men |
5 |
GER |
|
| Open Water Swimming |
1995 European Aquatics Championships |
Wien |
 AUT |
5 km, Men |
🥈 |
GER |
|
| Open Water Swimming |
1995 European Aquatics Championships |
Wien |
AUT |
25 km, Men |
🥇 |
GER |
|
| Open Water Swimming |
1997 European Aquatics Championships |
Sevilla |
 ESP |
25 km, Men |
🥈 |
GER |
|
| Open Water Swimming |
1998 World Aquatics Championships |
Perth |
AUS |
5 km, Team, Mixed |
5 |
GER |
|
| Open Water Swimming |
1998 World Aquatics Championships |
Perth |
AUS |
25 km, Men |
DNF |
GER |
|
| Open Water Swimming |
1998 World Aquatics Championships |
Perth |
AUS |
5 km, Men |
13 |
GER |
|
| Open Water Swimming |
2000 European Aquatics Championships |
Helsinki |
 FIN |
5 km, Men |
10 |
GER |
|
| Open Water Swimming |
2000 World Open Water Swimming Championships |
Honolulu |
 USA |
10 km, Men |
4 |
GER |
|
| Open Water Swimming |
2000 World Open Water Swimming Championships |
Honolulu |
USA |
5 km, Team, Mixed |
🥉 |
GER |
|
| Open Water Swimming |
2000 World Open Water Swimming Championships |
Honolulu |
USA |
10 km, Team, Mixed |
🥇 |
GER |
|
| Open Water Swimming |
2000 World Open Water Swimming Championships |
Honolulu |
USA |
5 km, Men |
6 |
GER |
|
| Open Water Swimming |
2001 World Aquatics Championships |
Fukuoka |
 JPN |
10 km, Men |
17 |
GER |
|
| Open Water Swimming |
2001 World Aquatics Championships |
Fukuoka |
JPN |
25 km, Men |
7 |
GER |
|
| Open Water Swimming |
2003 World Aquatics Championships |
Barcelona |
ESP |
25 km, Men |
6 |
GER |
|
| Open Water Swimming |
2004 European Aquatics Championships |
Madrid |
ESP |
25 km, Men |
12 |
GER |
|