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Seven new species of Amphidraus Simon, 1900 are described from Brazil: A. araripe sp. nov. (♂♀), A. boomerang sp. nov. (♂), A. cornipalpis sp. nov. (♂♀), A. draconitupan sp. nov. (♂♀), A. manauara sp. nov. (♂♀), A. sacrificatus sp. nov. (♂) and A. shenlong sp. nov. (♂). Morphological variation in the male palp of A. draconicaudatus Salgado & Ruiz, 2017 and A. caxiuanan Salgado & Ruiz, 2017 is discovered and evaluated.