- CARO stands for Canadian Association of Radiation Oncologists
- CARO stands for Computer Anti-Virus Researchers’ Organization
- CARO stands for Common Anatomy Reference Ontology (biology)
- CARO stands for Club Auto Rétro de l’Ourcq (French automobile club)
- CARO stands for Canadian Artists’ Representation Ontario (Toronto, Ontario, Canada)
- CARO stands for Central Army Records Office (Australia)
- CARO stands for Companies Auditors Report Order
CARO