The eighth edition of the Pan Pacific Swimming Championships, a long course (50 m) event, was held in 1999 at the Sydney International Aquatic Centre in Sydney, Australia, from 22–29 August. Only two swimmers per country could compete in finals, and only four swimmers per country could compete in semi-finals.

Results Men's events 50 m freestyle 22.06CR 22.26 22.52100 m freestyle 48.98 49.17 49.42200 m freestyle 1:46.00WR 1:47.40 1:48.17400 m freestyle 3:41.83WR 3:46.02 3:46.311500 m freestyle 14:45.60CR 15:02.40 15:04.68 100 m backstroke 53.60WR 55.13OC 55.18200 m backstroke 1:55.87WR 1:59.87 1:59.98 100 m breaststroke 1:02.06 1:02.26 1:02.37200 m breaststroke 2:12.98 2:13.97 2:14.12 100 m butterfly 52.49 52.51 52.93200 m butterfly 1:55.41CR, AM 1:57.33 1:57.82 200 m individual medley 2:01.01 2:01.64 2:01.86400 m individual medley 4:16.54 4:16.77 4:18.58 4×100 m freestyle relay Michael Klim (48.73) CR, OCJeff English (49.60)Chris Fydler (49.20)Ian Thorpe (48.55) 3:16.08OCBryan Jones (50.15)Josh Davis (48.93)Neil Walker (48.90)Jason Lezak (48.83) 3:16.81Yannick Lupien (50.14)Craig Hutchison (50.65)Jake Steele (49.74)Graham Duthie (50.20) 3:20.73NR4×200 m freestyle relay Ian Thorpe (1:46.28)Bill Kirby (1:48.96)Grant Hackett (1:46.30)Michael Klim (1:47.25) 7:08.79 WRChad Carvin (1:48.67)Josh Davis (1:47.66)Tom Malchow (1:51.43)Uğur Taner (1:48.90) 7:16.66Mark Johnston (1:51.13)Rick Say (1:49.73)Yannick Lupien (1:50.49)Brian Johns (1:51.91) 7:23.264×100 m medley relay Lenny Krayzelburg (53.67)Kurt Grote (1:01.69)Dod Wales (52.49)Neil Walker (48.52) 3:36.37CRMark Versfeld (55.47)Morgan Knabe (1:01.54)Mike Mintenko (53.69)Yannick Lupien (49.48) 3:40.18Atsushi Nishikori (55.72)Ryosuke Imai (1:02.14)Takashi Yamamoto (52.42)Shunsuke Ito (49.93) 3:40.21 Legend:

Women's events 50 m freestyle 25.51 25.93 25.97100 m freestyle 54.89 55.58=OC 55.90200 m freestyle 1:58.17OC 1:59.60 2:00.46400 m freestyle 4:08.39 4:08.75 4:11.53800 m freestyle 8:25.06 8:37.23 8:40.39 100 m backstroke 1:01.51OC1:01.51 1:01.76200 m backstroke 2:11.36 2:11.41 2:13.51 100 m breaststroke 1:07.08 1:08.54 1:08.56200 m breaststroke 2:23.64WR 2:25.52 2:25.90 100 m butterfly 57.88WR 59.07 59.58200 m butterfly 2:06.60 2:10.27 2:10.40 200 m individual medley 2:13.63NR 2:14.31 2:14.51400 m individual medley 4:40.23 4:40.56 4:41.21 4×100 m freestyle relay Liesl Kolbisen (56.26)Richelle Fox (55.80)Lindsay Benko (55.53)Jenny Thompson (54.27) 3:41.86Sarah Ryan (56.10)Lori Munz (56.06)Rebecca Creedy (55.87)Susie O'Neill (54.66) 3:42.69Jessica Deglau (56.74)Marianne Limpert (55.80)Anna Lydall (56.24)Laura Nicholls (55.72) 3:44.50NR4×200 m freestyle relay Lindsay Benko (1:58.86)Ellen Stonebraker (1:59.68)Jenny Thompson (2:00.02)Cristina Teuscher (1:59.05) 7:57.61CR, AMGiaan Rooney (2:00.62)Rebecca Creedy (2:01.32)Lori Munz (1:59.57)Susie O'Neill (1:59.16) 8:00.67OCJessica Deglau (2:02.55)Joanne Malar (2:00.99)Marianne Limpert (2:02.02)Laura Nicholls (2:01.30) 8:06.864×100 m medley relay Barbara Bedford (1:01.53)Megan Quann (1:07.55)Jenny Thompson (58.00)Liesl Kolbisen (56.01) 4:03.09Dyana Calub (1:02.24)Samantha Riley (1:09.35)Susie O'Neill (58.87)Sarah Ryan (55.28) 4:05.74Mai Nakamura (1:01.68)Masami Tanaka (1:09.57)Ayari Aoyama (1:00.26)Suzu Chiba (55.63) 4:07.14 Legend:

Medal table

Awards Rookie of the Meet: (100 m breaststroke) Male Swimmer of the Meet: (400 m freestyle) Female Swimmer of the Meet: (200 m breaststroke) (determined by FINA points)

References Results on GBRSports.com