A language of Brazil

Alternate Names
Guaiapi, Guayapi, Oiampí, “Oiampipucu” (pej.), Oyampí, Oyampík, “Oyampipuku” (pej.), Oyanpík, Waiampi, Waiãpi, Wajapae, Wajapuku, Wayapae, Wayãpi

530 in Brazil (2000 SIL). Includes 520 speakers of Amapari, 10 of Oiapoque. Population total all countries: 1,180.


West central Amapá and northern Pará, tributaries of the upper Amapari river. 8 villages.

Language Status

5 (Developing).


Amapari Wayampi, Jari, Oiyapoque Wayampi. Monolinguals include children under 6, more than half the women, most men over 45, and all of those recently from Brazil.

Language Use

All still speak their native language but knowledge of Portuguese [por] is growing (Crevels 2007). Also use Portuguese [por] (Crevels 2007).

Language Development
Literacy rate in L1: 10%–30%. Literacy rate in L2: Below 5%. Dictionary. Grammar. NT: 2003.

Latin script [Latn].

Also spoken in:

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