Pieri is an Italian surname. Notable people with the surname include:
- Massimiliano Pieri (born 1964), Italian musician, drummer, producer, director
- Alessandro Pieri (born 1963), Italian sprint canoeist
- Anna Pieri Brignole Sale (1765âÂÂ1815), a Sienese noblewoman
- Claudio Pieri (1940âÂÂ2018), Italian football referee
- Damon Pieri (born 1970), American football player
- Dario Pieri (born 1975), Italian former road bicycle racer
- Enrico Pieri (1934âÂÂ2021), Italian child, survived a German massacre of Italian villagers during World War II
- Francesco Pieri (1902âÂÂ1961), Italian Roman Catholic bishop
- Gianfranco Pieri (born 1937), retired Italian basketball player
- Giovanni Antonio De Pieri, known as il Zoppo Vicentino (1671âÂÂ1751), Italian painter of the Baroque style
- Jessica Pieri (born 1997), Italian tennis player
- Louis Pieri (1897âÂÂ1967), American basketball and ice hockey executive and coach
- Mario Pieri (1860âÂÂ1913), Italian mathematician
- Mirko Pieri (born 1978), Italian football manager and former player
- Pieris Pieri (born 1996), Cypriot alpine ski racer
- Valentina Pieri (born 2006), Actress