Nipsai or Nipsaioi () is the name of a Thracian tribe.The Histories (Penguin Classics) by Herodotus, John M. Marincola, and Aubery de Selincourt, , 2003, page 271, "The Thracians of... those who live beyond Apollonia and Mesembria, known as the Scyrmiadae and Nipsaeans, surren- dered without fighting; but the Getae, ..." They are mentioned by Herodotus.
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See also Thracian tribes