Cennini () is an Italian surname from Tuscany, derived from the medieval given name Cenni. Notable people with the name include:
- Bernardo Cennini ( – c. 1498), Italian goldsmith, sculptor and printer
- Cennino Cennini ( – before 1427), Italian painter
- Domenico Cennini (1606–1684), Italian Roman Catholic prelate
- Francesco Cennini de' Salamandri (1566–1645), Italian Roman Catholic cardinal
See also
- Cellini