Born in Athens, Galaktopoulos competed in five olympic tournaments from 1964 till 1976.

[1] During his career as a Greco-Roman wrestler, Galaktopoulos won many trophies at European and international level.

In seven matches, Galaktopoulos lost only to the winner of the category, Muneji Munemura and as a result he won the bronze medal.

[1] During 1972 Olympics, Galaktopoulos won the silver medal at the 74 kg class after losing to Vítězslav Mácha at the final.

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