- ZFO stands for Zeitschrift Fuehrung Organisation (German: Magazine Leadership Organization; journal)
- ZFO stands for Zeitschrift Fuer Ostmitteleuropa-Forschung (German: Journal for Research on East Central Europe; Herder Institute)
- ZFO stands for Zone Française d’Occupation (French: French Zone of Occupation; World War II)
- ZFO stands for Zona-Free Bovine Oocytes (reproduction)
Abbreviations And Their Meaning