Efstratios Nikolaidis (born 19 September 1985) is a Greek Paralympic athlete who specializes in shot put.

[1] Nikolaidis represented Greece at the 2012 Summer Paralympics where he finished in fourth place in the men's shot put F20 event with a personal best of 14.51 metres.

He again competed at the 2016 Summer Paralympics where he finished in fourth place in the men's shot put F20 event with a personal best of 15.69 metres.

He competed in the shot put F20 event at the 2020 Summer Paralympics and won a bronze medal with a distance of 15.93 metres.

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