Jean-Marc Pontvianne (born 6 August 1994 in Nîmes) is a French athlete specialising in the triple jump.

[2] He represented his country at the 2017 World Championships finishing eighth in the final.

His personal bests in the event are 17.20 metres outdoors (+2.0 m/s, Amiens 2020) and 17.13 metres indoors (Bordeaux 2017).

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