See main article: Swimming at the 2017 Summer Universiade.
| Event: | Men's 400 metre freestyle |
| Games: | 2017 Summer Universiade |
| Dates: | 20 August (heats and final) |
| Venue: | National Taiwan Sport University Arena |
| Location: | Taipei, Taiwan |
| Competitors: | 43 |
| Nations: | 31 |
| Win Value: | 3:45.96 |
| Gold: | Mykhailo Romanchuk |
| Gold Nation: | UKR |
| Silver: | Jay Lelliott |
| Silver Nation: | GBR |
| Bronze: | Grant Shoults |
| Bronze Nation: | USA |
| Prev: | 2015 |
| Next: | 2019 |
The Men's 400 metre freestyle competition at the 2017 Summer Universiade was held on 20 August 2017.[1]
Prior to the competition, the existing world and Universiade records were as follows.The following new records were set during this competition.
The heats were held on 20 August at 09:00.[2]
| Rank | Heat | Lane | Name | Nationality | Time | Notes | |
|---|---|---|---|---|---|---|---|
| 1 | 5 | 4 | 3:48.30 | Q | |||
| 2 | 6 | 5 | 3:48.73 | Q | |||
| 3 | 5 | 1 | 3:49.67 | Q | |||
| 4 | 6 | 8 | 3:49.84 | Q | |||
| 5 | 5 | 3 | 3:49.93 | Q | |||
| 6 | 6 | 3 | 3:50.19 | Q | |||
| 7 | 6 | 2 | 3:50.89 | Q | |||
| 8 | 4 | 2 | 3:51.19 | Q | |||
| 9 | 5 | 8 | 3:52.22 | ||||
| 10 | 6 | 4 | 3:52.24 | ||||
| 11 | 5 | 2 | 3:52.38 | ||||
| 12 | 6 | 6 | 3:53.43 | ||||
| 13 | 5 | 7 | 3:53.82 | ||||
| 14 | 6 | 7 | 3:53.89 | ||||
| 15 | 5 | 5 | 3:55.16 | ||||
| 16 | 6 | 1 | 3:55.61 | ||||
| 17 | 4 | 5 | 3:56.03 | ||||
| 18 | 5 | 6 | 3:56.20 | ||||
| 19 | 4 | 3 | 3:56.27 | ||||
| 20 | 4 | 8 | 3:56.44 | ||||
| 21 | 4 | 6 | 3:56.65 | ||||
| 22 | 4 | 7 | 3:57.93 | ||||
| 23 | 3 | 6 | 3:58.90 | ||||
| 24 | 3 | 3 | 3:59.27 | ||||
| 25 | 3 | 2 | 3:59.76 | ||||
| 26 | 4 | 3 | 3:59.95 | ||||
| 27 | 3 | 5 | 3:59.98 | ||||
| 28 | 3 | 8 | 4:00.82 | ||||
| 29 | 4 | 1 | 4:02.56 | ||||
| 30 | 3 | 4 | 4:02.60 | ||||
| 31 | 3 | 7 | 4:07.79 | ||||
| 32 | 2 | 7 | 4:11.39 | ||||
| 33 | 3 | 1 | 4:14.04 | ||||
| 34 | 2 | 5 | 4:15.15 | ||||
| 35 | 2 | 4 | 4:15.33 | ||||
| 36 | 1 | 4 | 4:16.32 | ||||
| 37 | 1 | 5 | 4:18.00 | ||||
| 38 | 2 | 6 | 4:19.54 | ||||
| 39 | 2 | 1 | 4:20.67 | ||||
| 40 | 2 | 8 | 4:21.60 | ||||
| 41 | 1 | 3 | 4:32.34 | ||||
| 42 | 1 | 6 | 4:33.63 | ||||
| 43 | 2 | 2 | 5:09.63 | ||||
| 2 | 3 |
The final was held on 20 August at 19:02.[3]
| Rank | Lane | Name | Nationality | Time | Notes | |
|---|---|---|---|---|---|---|
| 5 | 3:45.96 | UR | ||||
| 4 | 3:48.88 | |||||
| 7 | 3:49.03 | |||||
| 4 | 8 | 3:50.86 | ||||
| 5 | 3 | 3:51.27 | ||||
| 6 | 1 | 3:52.82 | ||||
| 7 | 2 | 3:53.00 | ||||
| 8 | 6 | 3:57.37 |