Johann Koller (born 3 April 1921) was an Austrian

field hockey Field hockey is a team sport structured in standard hockey format, in which each team plays with ten outfield players and a goalkeeper. Teams must drive a round hockey ball by hitting it with a hockey stick towards the rival team's shooting ci ...

player. He competed at the

1948 Summer Olympics The 1948 Summer Olympics (officially the Games of the XIV Olympiad and also known as London 1948) were an international multi-sport event held from 29 July to 14 August 1948 in London, England, United Kingdom. Following a twelve-year hiatus ca ...

and the

1952 Summer Olympics The 1952 Summer Olympics ( fi, Kesäolympialaiset 1952; sv, Olympiska sommarspelen 1952), officially known as the Games of the XV Olympiad ( fi, XV olympiadin kisat; sv, Den XV olympiadens spel) and commonly known as Helsinki 1952 ( sv, Helsin ...

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* 1921 births Possibly living people Austrian male field hockey players Olympic field hockey players of Austria Field hockey players at the 1948 Summer Olympics Field hockey players at the 1952 Summer Olympics Place of birth missing (living people) {{Austria-fieldhockey-bio-stub