| Men's 100 metre butterfly at the 1998 FINA World Championships | ||||||||||
|---|---|---|---|---|---|---|---|---|---|---|
| Date | 16 January 1998 | |||||||||
| Competitors | 39 | |||||||||
| Winning time | 52.25 seconds | |||||||||
| Medalists | ||||||||||
| ||||||||||
| 1998 FINA World Championships | ||
|---|---|---|
| Diving | ||
| Individual | ||
| 1 m | men | women |
| 3 m | men | women |
| 10 m | men | women |
| Open water swimming | ||
| Single | ||
| 5 km | men | women |
| 5 km | team rating | |
| 25 km | men | women |
| 25 km | team rating | |
| Swimming | ||
| Freestyle | ||
| 50 m | men | women |
| 100 m | men | women |
| 200 m | men | women |
| 400 m | men | women |
| 800 m | women | |
| 1500 m | men | |
| Backstroke | ||
| 100 m | men | women |
| 200 m | men | women |
| Breaststroke | ||
| 100 m | men | women |
| 200 m | men | women |
| Butterfly | ||
| 100 m | men | women |
| 200 m | men | women |
| Individual medley | ||
| 200 m | men | women |
| 400 m | men | women |
| Freestyle relay | ||
| 4 × 100 m | men | women |
| 4 × 200 m | men | women |
| Medley relay | ||
| 4 × 100 m | men | women |
| Synchronised swimming | ||
| Solo | women | |
| Duet | women | |
| Team | women | |
| Water polo | ||
| Tournament | men | women |
The finals and the qualifying heats of the men's 100 metre butterfly event at the 1998 World Aquatics Championships were held on Friday 1998-01-16 in Perth, Western Australia.
| Rank | Name | Time |
|---|---|---|
| | 52.25CR | |
| | 52.79 | |
| | 52.90 | |
| 4 | 52.94 | |
| 5 | 53.37 | |
| 6 | 53.53 | |
| 7 | 53.59 | |
| 8 | 53.60 |
| Rank | Name | Time |
|---|---|---|
| 9 | 53.85 | |
| 10 | 53.95 | |
| 11 | 54.05 | |
| 12 | 54.33 | |
| 13 | 54.38 | |
| 14 | 54.63 | |
| 15 | 54.80 | |
| 16 | 54.95 |
Note: This is not a complete list of results. The SwimNews source below lists 70 swimmers entered in the event. One of the non-list swimmers is very likely Kamal Salman Masud who set a Pakistan Record of 58.19.