Griggsia is a genus of fungi in the class Dothideomycetes.
The relationship of this taxon to other taxa within the class is unknown (incertae sedis).
[1] The genus name of Griggsia is in honour of American botanist Robert Fiske Griggs (1881–1962).
[2] The genus was circumscribed by Frank Lincoln Stevens and Nora Elizabeth Dalbey in Bot.
A monotypic genus, it contains the single species Griggsia cyathea.