CFAR may refer to:
- Cash flow at Risk
- Centre for Freudian Analysis and Research
- Collaborative Forecasting and Replenishment
- CFAR (AM), a radio station (590 AM) licensed to Flin Flon, Manitoba, Canada
- Constant false alarm rate
- Center for Applied Rationality
It is part of the Arctic Radio Network (Arctic Radio (1982) Limited), with sister stations in The Pas ( CJAR) and Thompson ( CHTM).