Brenno may refer to:
Places Brenno (river), a Swiss river Brenno, Poland, a Polish town
People Brenno Del Giudice (1888–1957), Italian rower and architect Brenno Ambrosini (born 1967), Italian pianist Brenno de Winter (born 1971), Dutch journalist Brenno (footballer) (born 1999), Brazilian footballer
Other uses Brennus, Enemy of Rome, a 1963 Italian film Academia Ligustica do Brenno, an Italian society based on maintaining the Genoese language
See also Brennus, Gaulish chieftains