Gnomonia is a genus of fungi in the family Gnomoniaceae.
The genus contains as estimated 60 species including:
- Gnomonia caryae
- Gnomonia comari
- Gnomonia dispora
- Gnomonia fructicola
- Gnomonia iliau
- Gnomonia leptostyla
- Gnomonia nerviseda
- Gnomonia rubi
- Gnomonia vulgaris