F-125

F-125 or F125 may refer to:
 * F-125T, a type of film stock
 * F125-class frigate, a type of German warship
 * EMD F125, a diesel passenger locomotive
 * HMS Mohawk (F125), a Tribal-class frigate launched in 1962 and sold for scrapping in 1980
 * Mercedes-Benz F125, a concept car model
 * UIM F-125, a type of International powerboat race