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.

Qualification: First 3 in each heat (Q) and the next 3 fastest (q) qualified for the semifinals.

Qualification: First 2 in each heat (Q) and the next 2 fastest (q) qualified for the final.