MZI may refer to:
People
Mzi Khumalo, South African businessman Mzi Mahola, South African writer
Other uses Mach–Zehnder interferometer Mazda MZI, a version of the Ford Mondeo V6 automobile engine MZI, IATA code for Mopti Airport, Mali mzi, ISO 639-3 language code for Ixcatlán Mazatec, one of the Mazatecan languages