Fiscus was the name of the personal treasury of the emperors of Rome. In modern times it refers to revenue from taxation.

Fiscus may also refer to: Fiscus, Iowa, an unincorporated community in Audubon County SS Fiscus, a UK cargo steamship that was built in 1928

Fiscus as a surname Jim Fiscus Kathy Fiscus Lawson Fiscus Ross Fiscus Thomas J. Fiscus