Ferrero is a surname of Italian (from Piedmont) and Spanish origin that means "smith," the person who works with iron, and may refer to:
Persons:
- Alfonso Ferrero La Marmora (1804–1878), Italian general and statesman
- Benita Ferrero-Waldner (b. 1948), Austrian diplomat and politician
- Edward Ferrero (1831-1899), Union general famous for his role in the Battle of the Crater
- Guglielmo Ferrero (1871–1942), Italian historian, journalist, and novelist
- Juan Ferrero (1918-1958), Spanish bodybuilder.
- Juan Carlos Ferrero (b. 1980), Spanish tennis player
- Lorenzo Ferrero (b. 1951), Italian composer
- Martin Ferrero (b. 1947), American actor
- Michele Ferrero (b. 1925), Italian chocolate magnate
- Michele Ferrero (priest) (b. 1967), Italian Roman Catholic priest and author
- Pietro Ferrero (1898–1949), founder of Ferrero SpA, father of Michele Ferrero
- Pietro Ferrero Jr. (1963-2011), managing director of Ferrero SpA until his death, son of Michele Ferrero
Other:
- Ferrero-Biella, noble dynasty
- Ferrero SpA, Italian confectionery