Péter Molnár may refer to:
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Péter Molnár (academic), Hungarian academic and former politician
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Péter Molnár (footballer) (born 1983), football goalkeeper from Slovakia for BFC Siófok
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Peter Molnar (geophysicist) (1943–2022), professor in geological sciences
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Péter Molnár (canoeist) (born 1986), Olympic Hungarian canoeist
{{hndis, Molnar, Peter