世界室内陸上競技選手権大会
The 3rd IAAF World Indoor Championships in Athletics were held at the Palacio Municipal de Deportes San Pablo in Seville, Spain from March 8 to March 10, 1991. It was the first Indoor Championships to include relay races as well as women's triple jump, albeit as a non-championship event. There were a total number of 518 athletes participated from 80 countries.