- DARF stands for Documento de Arrecadaçäo de Receitas Federais (Portuguese: Federal Revenue Collection Document; Brazil)
- DARF stands for Drug Accountability Record Form (various organizations)
- DARF stands for Donaldson Arthritis Research Foundation (est. 2005)
- DARF stands for Defence of Amateur Radio Fund (Ottawa, Ontario, Canada)
- DARF stands for Defense Atomic Research Facility
- DARF stands for Document Acceptance Review Form
- DARF stands for District Attorney’s Revolving Fund
- DARF stands for Dayton Auto Racing Fanclub
- DARF stands for Delayed Acute Renal Failure
DARF