| Open Water Swimming |
2002 European Aquatics Championships |
Berlin |
 GER |
5 km, Men |
6 |
GER |
|
| Open Water Swimming |
2002 World Open Water Swimming Championships |
Sharm el-Sheikh |
 EGY |
5 km, Team, Mixed |
🥈 |
GER |
|
| Open Water Swimming |
2002 World Open Water Swimming Championships |
Sharm el-Sheikh |
EGY |
5 km, Men |
9 |
GER |
|
| Open Water Swimming |
2003 World Aquatics Championships |
Barcelona |
 ESP |
10 km, Men |
🥈 |
GER |
|
| Open Water Swimming |
2003 World Aquatics Championships |
Barcelona |
ESP |
5 km, Men |
🥈 |
GER |
|
| Swimming |
2003 European Short Course Swimming Championships |
Dublin |
 IRL |
400 m Freestyle, Men |
11 |
GER |
|
| Swimming |
2003 European Short Course Swimming Championships |
Dublin |
IRL |
1,500 m Freestyle, Men |
7 |
GER |
|
| Open Water Swimming |
2004 World Open Water Swimming Championships |
Dubai |
 UAE |
10 km, Men |
5 |
GER |
|
| Open Water Swimming |
2004 World Open Water Swimming Championships |
Dubai |
UAE |
5 km, Men |
🥈 |
GER |
|
| Open Water Swimming |
2004 World Open Water Swimming Championships |
Dubai |
UAE |
10 km, Team, Mixed |
🥇 |
GER |
|
| Open Water Swimming |
2004 World Open Water Swimming Championships |
Dubai |
UAE |
5 km, Team, Mixed |
🥇 |
GER |
|
| Swimming |
2005 World Aquatics Championships |
Montréal |
 CAN |
400 m Freestyle, Men |
15 |
GER |
|
| Swimming |
2005 World Aquatics Championships |
Montréal |
CAN |
800 m Freestyle, Men |
10 |
GER |
|
| Swimming |
2005 World Aquatics Championships |
Montréal |
CAN |
1,500 m Freestyle, Men |
8 |
GER |
|
| Swimming |
2005 European Short Course Swimming Championships |
Trieste |
 ITA |
1,500 m Freestyle, Men |
4 |
GER |
|
| Swimming |
2005 European Short Course Swimming Championships |
Trieste |
ITA |
400 m Freestyle, Men |
8 |
GER |
|
| Open Water Swimming |
2006 European Aquatics Championships |
Budapest |
 HUN |
10 km, Men |
🥉 |
GER |
|
| Open Water Swimming |
2006 European Aquatics Championships |
Budapest |
HUN |
5 km, Men |
🥈 |
GER |
|
| Open Water Swimming |
2006 World Open Water Swimming Championships |
Napoli |
ITA |
10 km, Men |
9 |
GER |
|
| Open Water Swimming |
2006 World Open Water Swimming Championships |
Napoli |
ITA |
5 km, Men |
8 |
GER |
|
| Open Water Swimming |
2007 World Aquatics Championships |
Melbourne |
 AUS |
10 km, Men |
5 |
GER |
|
| Open Water Swimming |
2007 World Aquatics Championships |
Melbourne |
AUS |
5 km, Men |
=10 |
GER |
|
| Swimming |
2007 World Aquatics Championships |
Melbourne |
AUS |
800 m Freestyle, Men |
16 |
GER |
|
| Swimming |
2007 World Aquatics Championships |
Melbourne |
AUS |
1,500 m Freestyle, Men |
DNS |
GER |
|
| Open Water Swimming |
2008 World Open Water Swimming Championships |
Sevilla |
ESP |
10 km, Men |
20 |
GER |
|
| Open Water Swimming |
2008 World Open Water Swimming Championships |
Sevilla |
ESP |
5 km, Men |
5 |
GER |
|