SONOIO is a solo project of Italian musician Alessandro Cortini, best known as the keyboardist for Nine Inch Nails' touring lineup and as a member of Modwheelmood. The name of the alternative rock/electronic project comes from the Italian phrase "sono io", which means "it's me".

Alessandro Cortini is an Italian musician best known for his work with modular synthesizers, and being the keyboard, guitar, and bass player in the American industrial band Nine Inch Nails. As a member of Nine Inch Nails, Cortini is the first Italian inducted into the Rock and Roll Hall of Fame in 2020.