Altieri

Altieri is an Italian surname. It may refer to:


 * Altieri family, a noble Italian family from Rome, whose most notable exponent was Pope Clement X (r. 1670–1676);

Persons
Notable people with the surname include:
 * Angelo Altieri (died 1472), Italian Roman Catholic Bishop of Nepi e Sutri
 * Giambattista Altieri (1589–1654), Italian Roman Catholic cardinal
 * Vincenzo Maria Altieri (1724–1800), Italian Roman Catholic cardinal
 * Carlos Delgado Altieri (born 1960), Puerto Rican politician
 * Charles Altieri, American academic
 * Dario Altieri, American researcher, director of The Wistar Institute Cancer Center in Philadelphia
 * Elena Altieri (1910–1997), Italian actress
 * Erik Altieri, the executive director of the National Organization for the Reform of Marijuana Laws (NORML)
 * John Altieri (1969–2008), American singer and actor
 * Kevin Altieri, American television director
 * Lodovico Altieri (1805–1867), Italian Roman Catholic cardinal
 * Luis Altieri (born 1962), Argentine visual artist and yogi
 * María Meléndez Altieri (born 1950), current mayor of the city of Ponce, Puerto Rico
 * Maria Luisa Altieri Biagi (1930–2017), Italian scholar and writer
 * Michel Altieri (born 1978), Italian singer and actor
 * Miguel Altieri, American academic
 * Mitchell Altieri, American film director
 * Willie "Two-Knife" Altieri (1891–1970), American mobster