The men's 100 metre butterfly competition at the 1999 Pan Pacific Swimming Championships took place on August 27–28 at the Sydney International Aquatic Centre. The last champion was Neil Walker of US.ISHOF list with all medalists in Pan Pacific Championships history

This race consisted of two lengths of the pool, all in butterfly.

Records Prior to this competition, the existing world and Pan Pacific records were as follows: World record52.15Brisbane, AustraliaOctober 9, 1997Pan Pacific Championships record52.76Fukuoka, JapanAugust 12, 1997

Results All times are in minutes and seconds.

KEY:qFastest non-qualifiersQQualifiedCRChampionships recordNRNational recordPBPersonal bestSBSeasonal best

Heats The first round was held on August 27.

Rank Name Nationality Time Notes 1 Geoff Huegill 52.86 Q 2 Scott Miller 53.34 Q 3 Takashi Yamamoto 53.64 Q 4 Michael Klim 53.72 Q 5 Theo Verster 53.86 Q 6 Dod Wales 54.01 Q 7 Bryan Jones 54.10 Q 8 Brock Newman 54.37 Q 9 Mike Mintenko 54.41 Q 10 Shamek Pietucha 54.56 Q 11 Bill Kirby 54.62 Q 12 Ryan Kelly 54.89 Q 13 Justin Norris 54.93 14 Adam Sioui 55.08 Q 15 Douglas Browne 55.58 Q 16 Colin Sood 55.59 17 Uğur Taner 55.81 18 Ian Crocker 55.83 Q 19 Ryo Takayasu 55.91 Q 20 Joseph Marus 56.18 21 Han Kyu-Chul 56.21 22 Hisayoshi Tanaka 56.24 23 Nicholas Sheeran 56.28 23 Greg Shaw 56.28 25 Philip Weiss 56.75 26 Dean Kent 57.80 27 Tseng Cheng-hua 58.16 28 Merlin Fredericks 1:02.00

Semifinals The semifinals were held on August 27.

Rank Name Nationality Time Notes 1 Geoff Huegill 52.45 Q, CR 2 Michael Klim 52.76 Q 3 Scott Miller 53.01 4 Takashi Yamamoto 53.14 Q 5 Dod Wales 53.73 Q 6 Brock Newman 53.94 Q 7 Mike Mintenko 53.97 Q 8 Bryan Jones 54.18 9 Ian Crocker 54.31 10 Theo Verster 54.34 Q 11 Bill Kirby 54.52 12 Ryan Kelly 55.03 Q 13 Ryo Takayasu 55.08 14 Adam Sioui 55.15 15 Shamek Pietucha 55.40 16 Douglas Browne 55.88

Final The final was held on August 28. Rank Lane Nationality Time Notes Michael Klim 52.49 Geoff Huegill 52.51 Takashi Yamamoto 52.93 4 Dod Wales 53.38 5 Brock Newman 53.86 6 Mike Mintenko 54.01 7 Theo Verster 54.28 8 Ryan Kelly 54.34

References