Marek Plawgo Competition record Competition record

| Year_ | Competition | Venue | Position_ | Event | Notes_ |
|---|---|---|---|---|---|
| 2003 | World Indoor Championships | Birmingham, United Kingdom | 3rd | 4x400 m relay | 3:06.61 |
| 2003 | European U23 Championships | Bydgoszcz, Poland | 1st | 400 m hurdles | 48.45 |
| 2003 | European U23 Championships | Bydgoszcz, Poland | 1st | 4x400 m relay | 3:03.32 |
| 2004 | Olympic Games | Athens, Greece | 6th | 400 m hurdles | 49.00 |
| 2004 | Olympic Games | Athens, Greece | 10th (h) | 4x400 m relay | 3:03.69 |
| 2006 | European Championships | Gothenburg, Sweden | 2nd | 400 m hurdles | 48.71 |
| 2007 | World Championships | Osaka, Japan | 3rd | 400 m hurdles | 48.12 (NR) |
| 2007 | World Championships | Osaka, Japan | 3rd | 4x400 m relay | 3:00.05 |
| 2008 | Olympic Games | Beijing, China | 6th | 400 m hurdles | 48.42 |
| 2008 | Olympic Games | Beijing, China | 7th | 4x400 m relay | 3:00.32 |
| 2012 | European Championships | Helsinki, Finland | 18th (sf) | 400 m hurdles | 50.77 |