Mariko Takahashi may refer to:

• Mariko Takahashi (singer) (born 1949), Japanese singer
• Mariko Takahashi (model and actress) (born 1984), American-born actress and model in Japan
• Mariko Takahashi (gymnast) (born 1988), Japanese gymnast
• Mariko Takahashi (biologist), peacock specialist, University of Tokyo
• Mariko "Mari" Takahashi, a member of the YouTube group Smosh

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• Partial pancreatectomy
• Partial payment
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• Partial Portraits
• Partial preterism
• Partial privatization
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• Partial thyroidectomy