Kerberos may refer to:
- Cerberus, the hound of Hades (Kerberos in Greek)
- Kerberos saga, a science fiction series by Mamoru Oshii
- Kerberos (protocol), a computer network authentication protocol
- Kerberos Dante, a character from Saint Seiya
- Kerberos, a more common name for Cerberus (Cardcaptor Sakura)