Pennacchi

 Pennacchi is a surname. Notable people with the surname include:


 * Andrea Pennacchi (born 1969), Italian actor
 * Antonio Pennacchi (1950–2021), Italian writer
 * Fulvio Pennacchi (1905–1992), Italian-Brazilian artist
 * George Pennacchi, American economist
 * Lucas Pennacchi (born 1960), Brazilian artist
 * Pier Maria Pennacchi (1464—before 1515), Italian Renaissance painter

See also:
 * Pennacchio (surname)