Guazzelli

Guazzelli is a surname. Notable people with this name include:
 * Pietro Demetrio Guazzelli (d. 1511), first custodian of the Vatican Library and made the first inventory of its books.
 * Élisabeth Guazzelli (born 1955), French physicist
 * Eloar Guazzelli (1922–1994), Brazilian politician
 * François Guazzelli (1954–2009), French gangster
 * Giuliano Guazzelli (1934–1992), Italian carabinieri marshal, killed by mafia
 * Sinval Guazzelli (1930–2001), Brazilian politician, governor of Rio Grande do Sul and minister of agriculture
 * Victor Guazzelli (1920–2004), British Catholic bishop