Kristel Vourna (born 11 February 1992) is a Greek swimmer.

[1] At the 2012 Summer Olympics in London, she competed in the Women's 100 metre butterfly.

She also swam the anchor leg of Greece's 4 x 100 freestyle relay, but the team failed to qualify for the final, finishing in the 16th place.

At the 2016 Summer Olympics, she competed in the women's 100 metre butterfly event where she finished 22nd in the heats and did not advance.

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