Athletics at the 2011 Summer Universiade – Men's 800 metres
The men's 800 metres event at the 2011 Summer Universiade was held on 19–21 August.Medalists
Results
Heats
Qualification: First 3 in each heat and the next 3 fastest qualified for the semifinals.
| Rank | Heat | Name | Nationality | Time | Notes |
| 1 | 2 | Fred Samoei | | 1:46.23 | Q |
| 2 | 2 | Ahmed Mainy | | 1:47.65 | Q, PB |
| 3 | 2 | Anis Ananenka | | 1:48.95 | Q |
| 4 | 4 | Vitalij Kozlov | | 1:49.74 | Q |
| 5 | 4 | Lachlan Renshaw | | 1:49.77 | Q |
| 6 | 4 | Ryan Martin | | 1:49.90 | Q |
| 7 | 4 | Tommy Granlund | | 1:49.99 | q |
| 8 | 2 | Abdelmadjed Touil | | 1:50.13 | q |
| 9 | 6 | Joe Thomas | | 1:50.18 | Q |
| 10 | 5 | Vyacheslav Sokolov | | 1:50.20 | Q |
| 11 | 5 | Lutimar Paes | | 1:50.26 | Q |
| 12 | 6 | James Kaan | | 1:50.37 | Q |
| 13 | 5 | Tlou Seloba | | 1:50.41 | Q |
| 14 | 6 | Otlaadisa Segosebe | | 1:50.41 | Q, PB |
| 15 | 6 | Roman Fosti | | 1:50.94 | q |
| 16 | 1 | Sören Ludolph | | 1:50.98 | Q |
| 17 | 1 | André Olivier | | 1:51.02 | Q |
| 18 | 1 | Cihat Ulus | | 1:51.09 | Q |
| 19 | 3 | Teng Haining | | 1:51.21 | Q |
| 20 | 3 | Rafith Rodríguez | | 1:51.24 | Q |
| 21 | 1 | Vid Tršan | | 1:51.32 | |
| 22 | 7 | Mahfoud Brahimi | | 1:51.36 | Q |
| 23 | 7 | Oleksandr Osmolovych | | 1:51.59 | Q |
| 24 | 6 | Jowayne Hibbert | | 1:51.81 | |
| 25 | 3 | Sajjad Moradi | | 1:51.88 | Q |
| 26 | 4 | Mohd Jironi Riduan | | 1:51.90 | SB |
| 27 | 5 | Ivan Obezchik | | 1:52.04 | |
| 28 | 3 | Edgar Cortez | | 1:52.05 | |
| 29 | 5 | Moslem Niadoost | | 1:52.08 | |
| 30 | 7 | Casimir Loxsom | | 1:52.09 | Q |
| 31 | 3 | Jaden Ostapowich | | 1:52.18 | |
| 32 | 7 | Dušan Babić | | 1:52.39 | |
| 33 | 6 | Alex Ngouari-Mouissi | | 1:52.66 | PB |
| 34 | 2 | Ragnar Lipp | | 1:52.72 | SB |
| 35 | 7 | Farkhod Kuralov | | 1:52.82 | |
| 36 | 2 | Mervin Guarte | | 1:53.32 | |
| 37 | 2 | Matias Reedtz | | 1:53.47 | |
| 38 | 2 | Julio Pérez | | 1:53.71 | |
| 39 | 1 | Nimet Gashi | | 1:55.38 | PB |
| 40 | 7 | Lee Mooyong | | 1:55.60 | |
| 41 | 3 | Merab Kinnidze | | 1:55.66 | |
| 42 | 4 | Marius Schneider | | 1:56.46 | |
| 43 | 5 | Benjamin Njia | | 1:56.76 | |
| 44 | 1 | Varasiko Tomeru | | 1:57.31 | |
| 45 | 7 | Seymour Walter | | 1:58.16 | |
| 46 | 4 | Christopher Svensson | | 1:58.36 | |
| 47 | 4 | Said Al-Mandhari | | 1:59.26 | |
| 48 | 6 | Khalid Mohhamed Hazazi | | 2:00.02 | |
| 49 | 5 | Qais Al-Rawahi | | 2:00.20 | |
| 50 | 3 | Charlton Sunter | | 2:03.26 | |
| 51 | 1 | Moussargue Tchoumgoyo | | 2:06.93 | |
| 5 | Md Abdul Momin Mamun | | | |
Semifinals
Qualification: First 2 in each heat and the next 2 fastest qualified for the final.
| Rank | Heat | Name | Nationality | Time | Notes |
| 1 | 2 | Fred Samoei | | 1:46.91 | Q |
| 2 | 2 | Casimir Loxsom | | 1:47.10 | Q |
| 3 | 2 | Vyacheslav Sokolov | | 1:47.15 | q |
| 4 | 2 | Teng Haining | | 1:47.27 | q, PB |
| 5 | 2 | André Olivier | | 1:47.48 | |
| 6 | 2 | Ahmed Mainy | | 1:47.54 | PB |
| 7 | 1 | Sören Ludolph | | 1:47.98 | Q |
| 8 | 1 | Lachlan Renshaw | | 1:48.03 | Q |
| 8 | 3 | Lutimar Paes | | 1:48.03 | Q |
| 10 | 3 | Ryan Martin | | 1:48.07 | Q |
| 11 | 3 | Sajjad Moradi | | 1:48.10 | |
| 12 | 3 | Mahfoud Brahimi | | 1:48.11 | |
| 13 | 1 | Rafith Rodríguez | | 1:48.17 | |
| 14 | 2 | Vitalij Kozlov | | 1:48.29 | |
| 15 | 1 | Abdelmadjed Touil | | 1:48.92 | |
| 16 | 1 | Joe Thomas | | 1:49.04 | |
| 17 | 1 | Tommy Granlund | | 1:49.09 | |
| 18 | 2 | James Kaan | | 1:49.41 | |
| 19 | 3 | Oleksandr Osmolovych | | 1:49.46 | |
| 20 | 1 | Anis Ananenka | | 1:49.53 | |
| 21 | 1 | Otlaadisa Segosebe | | 1:49.81 | PB |
| 22 | 3 | Cihat Ulus | | 1:50.30 | |
| 23 | 3 | Roman Fosti | | 1:50.77 | |
| 24 | 3 | Tlou Seloba | | 1:53.81 | |
Final
