Tupaia may refer to:
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Tupaia (navigator)
Tupaia (also spelled Tupaea or Tupia; 1725 – 20 December 1770) was a Tahitian Polynesian navigator and '' arioi'' (a kind of priest), originally from the island of Ra'iatea in the Pacific Islands group known to Europeans as the Society Island ...
, an 18th-century Tahitian navigator, who accompanied James Cook on his first voyage of discovery
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''Tupaia'' (mammal), a genus of treeshrew
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