_ Indoor 1966/Men 400m Dortmund | Hartmut Koch | East Germany | ---- | Manfred Kinder | West Germany | ---- | Vasyl Anisimov | Soviet Union | ---- |
_ Indoor 1967/Men 400m Prague | Manfred Kinder | West Germany | ---- | Hartmut Koch | East Germany | ---- | Nikolay Shkarnikov | Soviet Union | ---- |
_ Indoor 1968/Men 400m Madrid | Andrzej Badeński | Poland | ---- | Aleksandr Bratchikov | Soviet Union | ---- | Jan Balachowski | Poland | ---- |
_ Indoor 1969/Men 400m Belgrade | Jan Balachowski | Poland | ---- | Jan Werner | Poland | ---- | Yuriy Zorin | Soviet Union | ---- |
_ Indoor 1970/Men 400m Vienna | Aleksandr Bratchikov | Soviet Union | ---- | Andrzej Badeński | Poland | ---- | Yuriy Zorin | Soviet Union | ---- |
_ Indoor 1971/Men 400m Sofia | Andrzej Badeński | Poland | ---- | Boris Savchuk | Soviet Union | ---- | Aleksandr Bratchikov | Soviet Union | ---- |
_ Indoor 1972/Men 400m Grenoble | Georg Nückles | West Germany | ---- | Ulrich Reich | West Germany | ---- | Wolfgang Müller | East Germany | ---- |
_ Indoor 1973/Men 400m Rotterdam | Luciano Sušanj | Yugoslavia | ---- | Benno Stops | East Germany | ---- | Dariusz Podobas | Poland | ---- |
_ Indoor 1974/Men 400m Gothenburg | Fons Brijdenbach | Belgium | ---- | Andreas Scheibe | East Germany | ---- | Günter Arnold | East Germany | ---- |
_ Indoor 1975/Men 400m Katowice | Hermann Köhler | West Germany | ---- | Josip Alebić | Yugoslavia | ---- | Semyon Kocher | Soviet Union | ---- |
_ Indoor 1976/Men 400m Munich | Yanko Bratanov | Bulgaria | ---- | Hermann Köhler | West Germany | ---- | Grzegorz Mądry | Poland | ---- |
_ Indoor 1977/Men 400m San Sebastián | Fons Brijdenbach | Belgium | ---- | Francis Demarthon | France | ---- | Marian Gęsicki | Poland | ---- |
_ Indoor 1978/Men 400m Milan | Pietro Mennea | Italy | ---- | Ryszard Podlas | Poland | ---- | Nikolay Chernetskiy | Soviet Union | ---- |
_ Indoor 1979/Men 400m Vienna | Karel Kolář | Czechoslovakia | ---- | Stefano Malinverni | Italy | ---- | Horia Toboc | Romania | ---- |
_ Indoor 1980/Men 400m Sindelfingen | Nikolay Chernetskiy | Soviet Union | ---- | Karel Kolář | Czechoslovakia | ---- | Remigijus Valiulis | Soviet Union | ---- |
_ Indoor 1981/Men 400m Grenoble | Andreas Knebel | East Germany | ---- | Martin Weppler | West Germany | ---- | Stefano Malinverni | Italy | ---- |
_ Indoor 1982/Men 400m Milan | Pavel Konovalov | Soviet Union | ---- | Sándor ÃÅ¡jhelyi | Hungary | ---- | BenjamÃn González | Spain | ---- |
_ Indoor 1983/Men 400m Budapest | Yevgeniy Lomtev | Soviet Union | ---- | Ainsley Bennett | Great Britain | ---- | Å¡ngel Heras | Spain | ---- |
_ Indoor 1984/Men 400m Gothenburg | Sergey Lovachov | Soviet Union | ---- | Roberto Tozzi | Italy | ---- | Didier Dubois | France | ---- |
_ Indoor 1985/Men 400m Piraeus | Todd Bennett | Great Britain | ---- | Klaus Just | West Germany | ---- | José Alonso | Spain | ---- |
_ Indoor 1986/Men 400m Madrid | Thomas Schönlebe | East Germany | ---- | José Alonso | Spain | ---- | Mathias Schersing | East Germany | ---- |
_ Indoor 1987/Men 400m Liévin | Todd Bennett | Great Britain | ---- | Momchil Kharizanov | Bulgaria | ---- | Paul Harmsworth | Great Britain | ---- |
_ Indoor 1988/Men 400m Budapest | Jens Carlowitz | East Germany | ---- | Brian Whittle | Great Britain | ---- | Ralf Lübke | West Germany | ---- |
_ Indoor 1989/Men 400m The Hague | Cayetano Cornet | Spain | ---- | Brian Whittle | Great Britain | ---- | Klaus Just | West Germany | ---- |
_ Indoor 1990/Men 400m Glasgow | Norbert Dobeleit | West Germany | ---- | Jens Carlowitz | East Germany | ---- | Cayetano Cornet | Spain | ---- |
_ Indoor 1992/Men 400m Genoa | Slobodan Branković | Yugoslavia | ---- | Andrea Nuti | Italy | ---- | David Grindley | Great Britain | ---- |
_ Indoor 1994/Men 400m Paris | Du'aine Thorne-Ladejo | Great Britain | ---- | Mikhail Vdovin | Russia | ---- | Rico Lieder | Germany | ---- |
_ Indoor 1996/Men 400m Stockholm | Du'aine Thorne-Ladejo | Great Britain | ---- | Pierre-Marie Hilaire | France | ---- | Ashraf Saber | Italy | ---- |
_ Indoor 1998/Men 400m Valencia | Ruslan Mashchenko | Russia | ---- | Ashraf Saber | Italy | ---- | Robert Maćkowiak | Poland | ---- |
_ Indoor 2000/Men 400m Ghent | Iliya Dzhivondov | Bulgaria | ---- | David Canal | Spain | ---- | Marc Raquil | France | ---- |
_ Indoor 2002/Men 400m Vienna | Marek Plawgo | Poland | ---- | Jimisola Laursen | Sweden | ---- | Ioan Vieru | Romania | ---- |
_ Indoor 2005/Men 400m Belgrade | David Gillick | Ireland | ---- | David Canal | Spain | ---- | Sebastian Gatzka | Germany | ---- |
_ Indoor 2007/Men 400m Madrid | David Gillick | Ireland | ---- | Bastian Swillims | Germany | ---- | Robert Tobin | Great Britain | ---- |
_ Indoor 2009/Men 400m Birmingham | Johan Wissman | Sweden | ---- | Claudio Licciardello | Italy | ---- | Ioan Vieru | Romania | ---- |
_ Indoor 2011/Men 400m Turin | Leslie Djhone | France | ---- | Thomas Schneider | Germany | ---- | Richard Buck | Great Britain | ---- |
_ Indoor 2013/Men 400m Paris | Pavel Maslák | Czechia | ---- | Nigel Levine | Great Britain | ---- | Pavel Trenikhin | Russia | ---- |
_ Indoor 2015/Men 400m Prague | Pavel Maslák | Czechia | ---- | Dylan Borlée | Belgium | ---- | Rafał Omelko | Poland | ---- |
_ Indoor 2017/Men 400m Belgrade | Pavel Maslák | Czechia | ---- | Rafał Omelko | Poland | ---- | Liemarvin Bonevacia | Netherlands | ---- |
_ Indoor 2019/Men 400m Glasgow | Karsten Warholm | Norway | ---- | Óscar Husillos | Spain | ---- | Tony van Diepen | Netherlands | ---- |
_ Indoor 2021/Men 400m Toruń | Óscar Husillos | Spain | ---- | Tony van Diepen | Netherlands | ---- | Liemarvin Bonevacia | Netherlands | ---- |
_ Indoor 2023/Men 400m Istanbul | Karsten Warholm | Norway | ---- | Julien Watrin | Belgium | ---- | Carl Bengtström | Sweden | ---- |
_ Indoor 2025/Men 400m Apeldoorn | Attila Molnár | Hungary | ---- | Maksymilian Szwed | Poland | ---- | Jimy Soudril | France | ---- |