1997 IAAF World Indoor Championships – Men's 800 metres

The men's 800 metres event at the 1997 IAAF World Indoor Championships was held on 7–9 March 1997.

The winning margin was 3.09 seconds which as of July 2024 remains the only time the men's 800 metres was won by more than 1.5 seconds at these championships.

Heats
First 2 of each heat (Q) and next 8 fastest (q) qualified for the semifinals.

Semifinals
First 2 of each semifinal (Q) qualified directly for the final.