Guaya may refer to:
*
Guayaguayare
Guayaguayare is the southeasternmost village in Trinidad & Tobago. It lies at the southern end of the county of Mayaro. Guayaguayare (often simply called ''Guaya'') is primarily a fishing village, but it also plays a major role in the petroleum i ...
, a village in Trinidad and Tobago
* ''
Melicoccus bijugatus
''Melicoccus bijugatus'' is a fruit-bearing tree in the soapberry family Sapindaceae, native or naturalized across the New World tropics including South and Central America, and parts of the Caribbean. Its stone-bearing fruits are edible. It is ...
'', Sapindaceae, a Neotropical tree species
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