1999 IAAF World Indoor Championships
Track events
60 m	men	women
200 m	men	women
400 m	men	women
800 m	men	women
1500 m	men	women
3000 m	men	women
60 m hurdles	men	women
4 × 400 m relay	men	women
3000 m walk		women
5000 m walk	men
Field events
High jump	men	women
Pole vault	men
Long jump	men	women
Triple jump	men	women
Shot put	men	women

The men's 1500 metres event at the 1991 IAAF World Indoor Championships was held on 8 and 9 March.

Gold	Silver	Bronze
Noureddine Morceli  Algeria	Fermín Cacho  Spain	Mário Silva  Portugal

First 4 of each heat (Q) and next 2 fastest (q) qualified for the semifinals.^[1]

Rank	Heat	Name	Nationality	Time	Notes
1	2	Mário Silva	Portugal	3:43.70	Q
2	2	Fermín Cacho	Spain	3:43.73	Q
3	2	Abdelaziz Sahere	Morocco	3:43.99	Q
4	2	Han Kulker	Netherlands	3:44.04	Q
5	1	Noureddine Morceli	Algeria	3:44.06	Q
6	2	Michael Busch	Germany	3:44.57	q
7	1	Jeff Atkinson	United States	3:44.83	Q
8	2	Terrance Herrington	United States	3:44.86	q
9	1	Sergey Melnikov	Soviet Union	3:44.91	Q
10	1	Marcus O'Sullivan	Ireland	3:44.91	Q
11	1	Víctor Rojas	Spain	3:45.43
12	1	Rachid El Basir	Morocco	3:45.83
13	1	Robin van Helden	Netherlands	3:46.33
14	1	David Kibet	Kenya	3:47.33
15	2	José Moreira	Portugal	3:47.57
16	2	Davide Tirelli	Italy	3:47.63
17	1	Alemayehu Roba	Ethiopia	3:48.83
	1	Miroslav Chochkov	Bulgaria	DNS
	2	Jacinto Navarrete	Colombia	DNS

^[2]

Rank	Name	Nationality	Time	Notes
	Noureddine Morceli	Algeria	3:41.57
	Fermín Cacho	Spain	3:42.68
	Mário Silva	Portugal	3:43.85
4	Marcus O'Sullivan	Ireland	3:44.79
5	Han Kulker	Netherlands	3:45.93
6	Jeff Atkinson	United States	3:46.25
7	Michael Busch	Germany	3:46.72
8	Abdelaziz Sahere	Morocco	3:47.04
9	Terrance Herrington	United States	3:47.19
10	Sergey Melnikov	Soviet Union	3:49.78