Piani
Piani is the family name of the following people:
- Giovanni Antonio Piani (1678 – after 1759), Italian violinist and composer
- Guglielmo Piani SDB (1875–1956), Italian religious priest, missionary and Roman Catholic archbishop
- Lorenzo Piani (actor) (born 1944), Italian actor
- Lorenzo Piani (musician) (1955-2016), Italian musician
- Orlando Piani (1893–1975), Italian track cyclist