| Event: | Women's 400 metre freestyle |
| Games: | 2014 |
| Venue: | Tollcross International Swimming Centre |
| Competitors: | 22 |
| Nations: | 11 |
| Win Value: | 4:04.47 GR |
| Gold: | Lauren Boyle |
| Goldcga: | NZL |
| Silver: | Jazmin Carlin |
| Silvercga: | WAL |
| Bronze: | Bronte Barratt |
| Bronzecga: | AUS |
| Prev: | 2010 |
| Next: | 2018 |
The women's 400 metre freestyle event at the 2014 Commonwealth Games as part of the swimming programme took place on 29 July at the Tollcross International Swimming Centre in Glasgow, Scotland.
The medals were presented by Maureen Campbell, Director of Commonwealth Games Scotland and Chair of Scottish Swimming and the quaichs were presented by Paul Bush, Director of Commonwealth Games Scotland and former Chief Executive Officer of Scottish Swimming.
Prior to this competition, the existing world and Commonwealth Games records were as follows.
The following records were established during the competition:
| Rank | Heat | Lane | Name | Nationality | Time | Notes | |
|---|---|---|---|---|---|---|---|
| 1 | 3 | 4 | 4:07.06 | Q | |||
| 2 | 3 | 3 | 4:07.35 | Q | |||
| 3 | 3 | 5 | 4:08.81 | Q | |||
| 4 | 2 | 3 | 4:08.84 | Q | |||
| 5 | 2 | 2 | 4:09.30 | Q | |||
| 6 | 2 | 4 | 4:09.76 | Q | |||
| 7 | 3 | 1 | 4:09.88 | Q | |||
| 8 | 3 | 2 | 4:10.94 | Q | |||
| 9 | 2 | 5 | 4:11.23 | ||||
| 10 | 3 | 8 | 4:12.06 | ||||
| 11 | 2 | 6 | 4:12.28 | ||||
| 12 | 3 | 6 | 4:15.36 | ||||
| 13 | 3 | 7 | 4:16.02 | ||||
| 14 | 1 | 4 | 4:16.21 | ||||
| 15 | 2 | 7 | 4:16.48 | ||||
| 16 | 1 | 5 | 4:17.81 | ||||
| 17 | 2 | 8 | 4:19.47 | ||||
| 18 | 2 | 1 | 4:20.55 | ||||
| 19 | 1 | 3 | 4:22.92 | ||||
| 20 | 1 | 2 | 4:26.74 | ||||
| 21 | 1 | 6 | 4:34.30 | ||||
| 22 | 1 | 7 | 4:43.90 |
| Rank | Lane | Name | Nationality | Time | Notes | |
|---|---|---|---|---|---|---|
| 4 | 4:04.47 | GR | ||||
| 7 | 4:05.16 | |||||
| 3 | 4:06.02 | |||||
| 4 | 2 | 4:06.21 | ||||
| 5 | 6 | 4:06.53 | ||||
| 6 | 5 | 4:07.65 | ||||
| 7 | 8 | 4:08.92 | ||||
| 8 | 1 | 4:09.85 |