Nicholas Martinez, Nicolás Martínez, or Nick Martinez may refer to:
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Nick Martinez (baseball) (born 1990), American professional baseball player
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Nicolás Martínez (footballer, born 1984), Argentine defender
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Nicolás Martínez (footballer, born 1986), Argentine defender
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Nicolás Martínez (footballer, born 1987), Argentine midfielder
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Nicolás Martínez (footballer, born 1989)
Alejandro Nicolás Martínez Ramos (born 15 February 1989 in Ñemby) is a Paraguayan footballer who plays as a forward for Sportivo Trinidense in the Paraguayan División Intermedia. In 2008, he was considered one of the best young talents in ...
, Paraguayan forward
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Nicolás Martínez (footballer, born 1991), Argentine forward
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Nicolás Martínez (footballer, born 1992), Argentine forward
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Nicolás Martínez (footballer, born 1997), Uruguayan defender
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Nicolás Martínez (footballer, born 1998), Uruguayan goalkeeper
{{hndis, Martinez, Nicholas