Athletics at the 1955 Summer International University Sports Week – Men's 100 metres
# Athletics at the 1955 Summer International University Sports Week – Men's 100 metres

The men's 100 metres event at the 1955 International University Sports Week was held in San Sebastián on 12, 13 and 14 August 1955.

## Medalists

| Gold | Silver | Bronze |
| - | - | - |
| Jacques Vercruysse Belgium | Lothar Prinz West Germany | Stanley Orman Great Britain |

## Results

### Heats

| Rank | Heat | Athlete | Nationality | Time | Notes |
| - | - | - | - | - | - |
| 1 | 1 | Lothar Prinz | West Germany | 11.3 | Q |
| 2 | 1 | Kanji Akagi | Japan | 11.5 | Q |
| 1 | 2 | Mario Colarrosi | Italy | 11.2 | Q |
| 2 | 2 | Yoshiaki Hara | Japan | 11.4 | Q |
| 3 | 2 | Pierfancesco Campana | Switzerland | 11.4 | |
| 4 | 2 | Trincheiras | Portugal | 11.4 | |
| 1 | 3 | Karl-Heinz Naujoks | West Germany | 11.1 | Q |
| 2 | 3 | Stanley Orman | Great Britain | 11.1 | Q |
| 3 | 3 | Raymond Perin | Belgium | 11.2 | |
| 4 | 3 | Ab. del Helio | Egypt | 11.3 | |
| 1 | 4 | Jacques Vercruysse | Belgium | 11.2 | Q |
| 2 | 4 | Francisco Tuduri | Spain | 11.5 | Q |
| 3 | 4 | John Groves | Great Britain | 11.5 | |
| 1 | 5 | Sergio D'Asnasch | Italy | 11.2 | Q |
| 2 | 5 | Graham Robertson | Great Britain | 11.2 | Q |
| 3 | 5 | José Alonso Peralta | Spain | 11.3 | |
| 4 | 5 | Reckinger | Luxembourg | 11.6 | |
| 5 | 5 | Ayad | Egypt | 11.8 | |
| 1 | 6 | Carvalhais | Portugal | 11.1 | Q |
| 2 | 6 | Peter Röthig | West Germany | 11.2 | Q |
| 3 | 6 | Maisin | Belgium | 11.3 | |
| 4 | 6 | El Eskardarani | Egypt | 11.7 | |

### Semifinals

| Rank | Heat | Athlete | Nationality | Time | Notes |
| - | - | - | - | - | - |
| 1 | 1 | Jacques Vercruysse | Belgium | 10.9 | Q |
| 2 | 1 | Graham Robertson | Great Britain | 11.0 | Q |
| 3 | 1 | Mario Colarrosi | Italy | 11.1 | Q |
| 4 | 1 | Karl-Heinz Naujoks | West Germany | 11.2 | |
| 5 | 1 | Yoshiaki Hara | Japan | 11.2 | |
| 6 | 1 | Peter Röthig | West Germany | 11.5 | |
| 1 | 2 | Lothar Prinz | West Germany | 11.0 | Q |
| 2 | 2 | Stanley Orman | Great Britain | 11.0 | Q |
| 3 | 2 | Sergio D'Asnasch | Italy | 11.0 | Q |
| 4 | 2 | Francisco Tuduri | Spain | 11.4 | |
| | 2 | Kanji Akagi | Japan | ??.? | |
| | 2 | Carvalhais | Portugal | ??.? | |

### Final

| Rank | Name | Nationality | Time |
| - | - | - | - |
| | Jacques Vercruysse | Belgium | 11.0 |
| | Lothar Prinz | West Germany | 11.1 |
| | Stanley Orman | Great Britain | 11.1 |
| 4 | Sergio D'Asnasch | Italy | 11.2 |
| 5 | Mario Colarrosi | Italy | 11.2 |
| 6 | Graham Robertson | Great Britain | 11.3 |
