Sonzogni () is an Italian surname from Bergamo, originally indicating families from a fortified town overlooking Zogno. Notable people with this surname include:
Fabio Sonzogni (born 1963), Italian film and theatre director and actor Giuliano Sonzogni (born 1949), Italian football manager Manuela Sonzogni (born 1985), Italian racing cyclist
See also Edoardo Sonzogno (1836–1920), Italian publisher
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