MFO
MFO is an abbreviation for:
- Marine (residual ) fuel oil, heavy oil, see
- Maschinenfabrik Oerlikon, former Swiss company based in Oerlikon
- Mathematical Research Institute Oberwolfach
- Mattress Factory Outlet AG
- MFO - Ce -4-4, locomotive design of the Swiss Maschinenfabrik Oerlikon
- MFO Park, public park on the site of the former Maschinenfabrik Oerlikon in Neu- Oerlikon district in Zurich, Switzerland
- Multinational Force and Observers, an international peacekeeping force to secure the peace treaty between Egypt and Israel
Mfo stands for:
- Mbe, a language of the people of Mbube from Ogoja in Cross River State, a region of Nigeria, language code from ISO 639-3
- Disambiguation
- Abbreviation