EFI may refer to: People Given name Efi Arazi (1937–2013), Israeli businessman and high-tech entrepreneur Efi Foufoula-Georgiou (born 1957), Greek-American environmental engineer Efi Oshaya (born 1956), Israeli politician Efi Thodi (born 1934), Greek singer Surname Andrey Efi (born 1960), Russian artist Tufuga Efi (born 1937), Samoan politician Technology Electronic fuel injection Exploding foil initiator Extensible Firmware Interface, a computer firmware standard EFI system partition Other uses École Française d'Islamabad, a French international school in Pakistan EFI Automotive, a French automotive company Efik language Electronics for Imaging, an American digital printing company Enrico Fermi Institute, at the University of Chicago Enterprise Florida, an American economic development organization Environmentalist Foundation of India, a wildlife conservation group Enzyme Function Initiative, a computational biology project Equestrian Federation of India Equestrian Federation of Ireland, now Horse Sport Ireland European Federation for Immunogenetics, a scientific society European Forest Institute, an international organisation European Friends of Israel, a political organization Evangelical Friends International, a Christian religious organization Expeditionary Forces Institute, of the British Navy, Army and Air Force Institutes See also Effie