Carlo is a masculine given name. It is an Italian form of Charles. It can refer to:
- Carl (name)
- Carlos (given name)
- Monte Carlo
- Carlingford, New South Wales, a suburb in north-west Sydney, New South Wales, Australia
- A satirical song written by Dafydd Iwan about Prince Charles.
- A former member of Dion and the Belmonts best known for his 1964 song, Ring A Ling.
- Carlo (submachine gun), an improvised West Bank gun.
