Guadagnini (surname)

Guadagnini is an Italian surname. Notable people with the surname include:
 * Antonio Guadagnini (born 1966), Italian politician
 * Giovanni Battista Guadagnini (1711 – 1786), Italian luthier
 * Mattia Guadagnini (born 2002), Italian motocross rider
 * Paolo Guadagnini (1908–1942), Italian violin maker