Kro (sometimes referred to as the Warlord Kro) is a fictional supervillain appearing in American comic books published by Marvel Comics.
Kro or KRO may refer to:
- Katholieke Radio Omroep, Dutch public broadcasting organization
- Kro (comics), character from the Marvel Comics, alson known as Warlord Kro
- IATA code for Kurgan Airport
- ISO code for Kru languages