Federal or foederal (archaic) may refer to:
In politics:
Other:
- Federal architecture, an architectural style related to Georgian architecture
- Federal, the debut album by rapper E-40
- Federal (Amtrak), a passenger train providing an overnight Boston-Washington, D.C. service in 2003 and 2004
- Federal Bureau of Investigation, the national law enforcement arm of the U.S. government
- Federal Cartridge, American ammunition manufacturer
- Federal Coach, American limousine and bus manufacturer
- Federal Express, or FedEx, a private logistical services/delivery company based in the United States of America
- Federal Records, a subsidiary label of King Records
- Federal Reserve, central bank of the United States
- Federal Corporation, Taiwan based tire manufacturer