| Event: | Men's 400 metre freestyle |
| Competition: | 1999 Pan Pacific Swimming Championships |
| Venue: | Sydney International Aquatic Centre |
| Dates: | August 22, 1999 (heats &<br>final) |
| Competitors: | 20 |
| Nations: | 7 |
| Win Value: | 3:41.83 |
| Gold: | Ian Thorpe |
| Goldnoc: | AUS |
| Silver: | Grant Hackett |
| Silvernoc: | AUS |
| Bronze: | Ryk Neethling |
| Bronzenoc: | RSA |
| Prev: | 1997 |
| Next: | 2002 |
The men's 400 metre freestyle competition at the 1999 Pan Pacific Swimming Championships took place on August 22 at the Sydney International Aquatic Centre.[1] The last champion was Grant Hackett of Australia.[2]
This race consisted of eight lengths of the pool, with all eight being in the freestyle stroke.[3]
Prior to this competition, the existing world and Pan Pacific records were as follows:
| World record | 3:43.80 | Rome, Italy | September 11, 1994 | ||
| Pan Pacific Championships record | 3:47.27 | Fukuoka, Japan | August 12, 1997 |
All times are in minutes and seconds.
The first round was held on August 22.
| Rank | Name | Nationality | Time | Notes | |
|---|---|---|---|---|---|
| 1 | 3:47.37 | Q | |||
| 2 | 3:48.36 | Q | |||
| 3 | 3:49.47 | Q | |||
| 4 | 3:52.33 | Q | |||
| 5 | 3:52.41 | Q | |||
| 6 | 3:52.63 | Q | |||
| 6 | 3:52.63 | Q | |||
| 8 | 3:53.97 | Q | |||
| 9 | 3:55.00 | ||||
| 10 | 3:55.79 | ||||
| 11 | 3:56.07 | ||||
| 12 | 3:56.10 | ||||
| 13 | 3:59.14 | ||||
| 14 | 3:59.27 | ||||
| 15 | 4:01.06 | ||||
| 16 | 4:02.95 | ||||
| 17 | 4:05.08 | ||||
| 18 | 4:08.77 | ||||
| 19 | 4:17.68 | ||||
| 20 | 4:28.57 |
The final was held on August 22.
| Rank | Lane | Nationality | Time | Notes | |
|---|---|---|---|---|---|
| 3:41.83 | WR | ||||
| 3:46.02 | |||||
| Ryk Neethling | 3:46.31 | ||||
| 4 | Chad Carvin | 3:49.74 | |||
| 5 | Masato Hirano | 3:52.32 | |||
| 6 | Rick Say | 3:53.20 | |||
| 7 | Jon Younghouse | 3:53.28 | |||
| 8 | Yosuke Ichikawa | 3:58.98 |