The men's 5000 metres walk event at the 1991 IAAF World Indoor Championships was held on 8 and 10 March.
| width=200 bgcolor=gold | Gold | width=200 bgcolor=silver | Silver | width=200 bgcolor=CC9966 | Bronze |
| Mikhail Shchennikov | Giovanni De Benedictis | Frants Kostyukevich |
| Rank | Heat | Name | Nationality | Time | Notes | |
|---|---|---|---|---|---|---|
| 1 | 1 | 19:46.02 | Q | |||
| 2 | 1 | 19:46.27 | Q | |||
| 3 | 1 | 19:46.52 | Q | |||
| 4 | 1 | 19:48.79 | Q | |||
| 5 | 2 | 19:54.26 | Q | |||
| 6 | 2 | 19:56.44 | Q | |||
| 7 | 2 | 19:56.50 | Q | |||
| 8 | 2 | 19:57.49 | Q | |||
| 9 | 2 | 19:57.59 | Q | |||
| 10 | 1 | 20:04.11 | Q | |||
| 11 | 2 | 20:06.83 | Q | |||
| 12 | 1 | 20:19.91 | Q, AR | |||
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| Rank | Name | Nationality | Time | Notes | |
|---|---|---|---|---|---|
| 18:23.55 | WR | ||||
| 18:23.60 | NR | ||||
| 18:47.05 | |||||
| 18:53.83 | NR | ||||
| 19:08.79 | |||||
| 19:11.85 | |||||
| 19:21.97 | |||||
| 19:24.91 | NR | ||||
| 19:34.86 | |||||
| 10 | 20:20.05 | ||||