Swimming at the 1998 World Aquatics Championships – Men's 100 metre backstroke

Men's 100 metre backstroke1998 FINA World Championships
Date	15 January 1998
Competitors	34
Winning time	55.00 seconds
Medalists
Lenny Krayzelburg   United States   Mark Versfeld   Canada   Stev Theloke   Germany

1998 FINA World Championships Perth, Australia
Diving
1 m		men		women
3 m		men		women
10 m		men		women
Open water swimming
5 km		men		women
25 km		men		women
Team		5 km		25 km
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
Team		men		women

The finals and the qualifying heats of the men's 100 metres backstroke event at the 1998 World Aquatics Championships were held on Thursday 1998-01-15 in Perth, Australia.

A Final

Rank	Name	Time
	Lenny Krayzelburg (USA)	55.00
	Mark Versfeld (CAN)	55.17
	Stev Theloke (GER)	55.20
4	Neisser Bent (CUB)	55.21
5	Rodolfo Falcón (CUB)	55.32
6	Matt Welsh (AUS)	55.45
7	Eithan Urbach (ISR)	55.97
8	Ricardo Busquets (PUR)	56.03

B Final

Rank	Name	Time
9	Ralf Braun (GER)	55.92
10	Adrian Radley (AUS)	56.05
11	Mariusz Siembida (POL)	56.30
12	Emanuele Merisi (ITA)	56.38
13	Keitaro Konnai (JPN)	56.43
	David Ortega (ESP)
15	Rogério Romero (BRA)	56.45
16	Neil Willey (GBR)	56.75

Qualifying heats

Rank	Name	Time
1	Stev Theloke (GER)	55.11
2	Lenny Krayzelburg (USA)	55.22
3	Neisser Bent (CUB)	55.57
4	Mark Versfeld (CAN)	55.58
5	Eithan Urbach (ISR)	55.62
6	Matt Welsh (AUS)	55.70
7	Ricardo Busquets (PUR)	55.78
	Rodolfo Falcón (CUB)
9	Neil Walker (USA)	55.79
10	Ralf Braun (GER)	55.85
11	Mariusz Siembida (POL)	55.88
12	Emanuele Merisi (ITA)	56.24
13	Neil Willey (GBR)	56.24
14	Keitaro Konnai (JPN)	56.30
15	David Ortega (ESP)	56.52
16	Rogério Romero (BRA)	56.77
17	Darius Grigalionis (LTU)	56.78
18	Adrian Radley (AUS)	56.78
19	Carlos Ramos (ESP)	56.84
20	Vladimir Selkov (RUS)	56.85
21	Fu Yong (CHN)	56.94
22	Vladislav Aminov (RUS)	56.96
23	Martin Harris (GBR)	57.01
24	Bartosz Sikora (POL)	57.04
25	Arūnas Savickas (LTU)	57.10
26	Carlos Arena (MEX)	57.15
27	Derya Büyükuncu (TUR)	57.31
28	Nuno Laurentino (POR)	57.44
29	Marko Strahija (CRO)	57.45
30	Miroslav Machovič (SVK)	57.59
31	Tomislav Karlo (CRO)	57.88
32	Attila Czene (HUN)	57.98
33	Örn Arnarson (ISL)	58.01
34	Alexis Perdomo (VEN)	58.28

See also

• 1996 Men's Olympic Games 100m Backstroke (Atlanta)
• 1997 Men's World SC Championships 100m Backstroke (Gothenburg)
• 1997 Men's European LC Championships 100m Backstroke (Seville)
• 2000 Men's Olympic Games 100m Backstroke (Sydney)