Consonni is an Italian surname. Notable people with the surname include:
Chiara Consonni (born 1999), Italian racing cyclist Edoardo Consonni, the chief journalist of Ecclesia Dei Luigi Consonni (born 1977), Italian footballer Luigi Consonni (cyclist) (1905–1992), Italian cyclist Pierluigi Consonni (1949–2020), Italian professional footballer Simone Consonni (born 1994), Italian cyclist