1978 World Amateur Championships - IFBB

Overall Winner
Tom Platz

HeavyWeight

1 Mike Mentzer   (United States)

2 Jusup Wilkosz   (Germany)

3 Reid Schindle   (Canada)

4 Chen Wint   (Jamaica)

5 Steve Alters   (Jamaica)

6 Ulf Bengtsson   (Sweden)

7 Karl Kainrath   (Austria)

8 Marc Devooght   (Belgium)

9 Ken Bradshaw   (Trinidad)

10 Christer Eriksson   (Sweden)

11 Juhani Nyholm   (Finland)

12 Mohamed Mawla   (Lebanon)

13 Johannis Kostoglakis   (Greece)

14 Jussi Kantola   (Finland)

MiddleWeight

1 Tom Platz   (United States)

2 Peter Stach   (Czechoslovakia)

3 Darcy Beccles   (Barbados)

4 Roy Chavez   (United Kingdom)

5 Walter Bubenicek   (Austria)

5 Andreas Cahling   (Sweden)

5 Mike Watson   (Canada)

8 Johnny Fuller   (United Kingdom)

8 Jacques Neuville   (France)

10 Filippo Alfani   (Italy)

10 Erwin Note   (Belgium)

12 Loftus Roach   (Barbados)

13 Santos Ramos   (Mexico)

14 Mederic Annette   (France)

15 Karl Bloemer   (Germany)

16 Frederick Smith   (Jamaica)

17 Emilio DeRocha   (Brazil)

18 Frederick Bittar   (Brazil)

19 Erik Dokter   (Netherlands)

19 Jorma Varhevaara   (Norway)

21 Alfred Rieben   (Switzerland)

22 Joseph Perez   (New Zealand)

23 Gustavo Cuba   (Venezuela)

24 Osamu Usui    臼井オサム   (Japan)

25 Rolando Pintoy   (Philippines)

26 Henri Hoeppner   (Luxembourg)

26 Omar N'Gomb   (Senegal)

28 Hussein El Tardi   (Libya)

28 Arthur Elden   (Bahamas)

30 Gustv Giovagnoli   (Luxembourg)

31 Nouri Deliah   (Libya)

32 Shalom Fillo   (Israel)

LightWeight

1 Carlos Rodriguez   (United States)

2 Renato Bertagna   (Italy)

3 Robert Dantlinger   (Czechoslovakia)

4 Bernard Sealy   (Barbados)

5 Jorma Raty   (Finland)

6 Moh Teck Hin   (Singapore)

7 Rogelio Montenegro   (Argentina)

8 Jean LeBlanc   (Canada)

9 Adolf Ziegner   (Austria)

10 Reinhard Heyd   (Germany)

11 Ugo Romano   (Italy)

12 Jose Rabanal   (France)

13 Ludo Bouduin   (Belgium)

14 Rudie Liesdek   (Netherlands)

15 Akira Taniguchi    谷口明   (Japan)

16 Benedito Goncalves   (Brazil)

17 Asencion Gonzales   (Mexico)

18 Romeo Speccia   (Switzerland)

19 Antonio Aprea   (United Kingdom)

20 Yukitoshi Ono   (Japan)

21 Ledgardo Lacson   (Philippines)

22 Victor Mazuera   (Columbia)

23 Roman Guzman   (Columbia)

24 Tony Ashmore   (Ireland)

24 Rene Faivre   (Switzerland)

24 Edgar Rodriguez   (Columbia)

27 Mufta Ibrahim   (Libya)

28 Pilander Aragón   (El Salvador)