2001 IAAF World Indoor Championships – Women's 800 metres

The women's 800 metres event at the 2001 IAAF World Indoor Championships was held on 9–11 March 2001.

The winning margin was 0.04 seconds which as of July 2024 remains the narrowest winning margin for the women's 800 metres at these championships.

First 2 of each heat (Q) and the next 4 fastest (q) qualified for the semifinals.

First 3 of each semifinal (Q) qualified directly for the final.