Knufia is a genus of fungi in the family Trichomeriaceae.
The genus was circumscribed by Leonard Hutchison and Wendy Untereiner in 1996, with Knufia cryptophialidica assigned as the type species.
, Species Fungorum (in the Catalogue of Life) accepts 13 species of Knufia, although this number does not include some species described in 2020 and 2021.