2002 Pan Pacific Swimming Championships – Men's 4 × 100 metre medley relay
The men's 4 × 100 metre medley relay competition at the 2002 Pan Pacific Swimming Championships took place on August 29 at the Yokohama International Swimming Pool. The last champion was the United States.
Records
Prior to this competition, the existing world and Pan Pacific records were as follows:| World record | Lenny Krayzelburg Ed Moses Ian Crocker Gary Hall, Jr. | 3:33.73 | Sydney, Australia | September 23, 2000 |
| Pan Pacific Championships record | Lenny Krayzelburg Kurt Grote Dod Wales Neil Walker | 3:36.37 | Sydney, Australia | August 29, 1999 |
Results
All times are in minutes and seconds.| KEY: | q | Fastest non-qualifiers | Q | Qualified | CR | Championships record | NR | National record | PB | Personal best | SB | Seasonal best |
Heats
Heats weren't performed, as only six teams had entered.Final
The final was held on August 29.| Rank | Lane | Name | Nationality | Time | Notes |
| 5 | Aaron Peirsol Brendan Hansen Michael Phelps Jason Lezak | 3:33.48 | WR | ||
| 4 | Matt Welsh Jim Piper Geoff Huegill Ian Thorpe | 3:34.84 | |||
| 6 | Riley Janes Mike Brown Mike Mintenko Brent Hayden | 3:38.17 | |||
| 4 | 3 | Tomomi Morita Yoshihisa Yamaguchi Takashi Yamamoto Daisuke Hosokawa | 3:39.06 | ||
| 5 | 7 | Cléber Costa Henrique Barbosa Hugo Duppré André Cordeiro | 3:48.00 | ||
| 6 | 2 | Scott Talbot Kieran Daly Moss Burmester Cameron Gibson | 3:49.53 | ||
| - | 1 | - - - - | DNS | ||
| - | 8 | - - - - | DNS |