The men's 1500 metres event at the 2021 Summer World University Games was held on 1 and 3 August 2023 at the Shuangliu Sports Centre Stadium in Chengdu, China.
| width=200 bgcolor=gold | Gold | width=200 bgcolor=silver | Silver | width=200 bgcolor=CC9966 | Bronze |
| Benoît Campion | Oussama Cherrad | Yervand Mkrtchyan |
Qualification: First 4 in each heat (Q) advance to final.[1]
| Rank | Heat | Name | Nationality | Time | Notes | |
|---|---|---|---|---|---|---|
| 1 | 2 | 3:42.82 | Q | |||
| 2 | 2 | 3:42.89 | Q | |||
| 3 | 2 | 3:42.99 | Q | |||
| 4 | 2 | 3:43.19 | Q | |||
| 5 | 3 | 3:44.79 | Q | |||
| 6 | 3 | 3:45.05 | Q | |||
| 7 | 3 | 3:45.07 | Q | |||
| 8 | 3 | 3:45.45 | Q | |||
| 9 | 2 | 3:45.90 | ||||
| 10 | 3 | 3:46.31 | ||||
| 11 | 1 | 3:48.17 | Q | |||
| 12 | 1 | 3:48.26 | Q | |||
| 13 | 1 | 3:48.30 | Q | |||
| 14 | 1 | 3:48.30 | Q | |||
| 15 | 3 | 3:48.49 | ||||
| 16 | 1 | 3:48.89 | ||||
| 17 | 1 | 3:54.59 | ||||
| 18 | 1 | 3:54.70 | ||||
| 19 | 3 | 3:56.59 | ||||
| 20 | 2 | 3:58.85 | ||||
| 21 | 1 | 3:59.05 | ||||
| 22 | 2 | 4:00.28 | ||||
| 23 | 2 | 4:06.48 | ||||
| 24 | 3 | 4:07.87 | ||||
| 25 | 2 | 4:10.89 | ||||
| 26 | 2 | 4:14.00 | ||||
| 27 | 3 | 4:22.98 | ||||
| 28 | 1 | 4:29.88 | ||||
| 1 | ||||||
| 2 | ||||||
| 3 | ||||||
| 1 | ||||||
| 3 | ||||||
| 3 |
| Rank | Name | Nationality | Time | Notes | |
|---|---|---|---|---|---|
| 3:38.61 | |||||
| 3:40.64 | |||||
| 3:40.68 | |||||
| 4 | 3:41.32 | ||||
| 5 | 3:41.56 | ||||
| 6 | 3:41.64 | ||||
| 7 | 3:42.55 | ||||
| 8 | 3:42.65 | ||||
| 9 | 3:43.47 | ||||
| 10 | 3:43.54 | ||||
| 11 | 3:45.28 | ||||
| 12 | 3:48.21 |