MBF

MBF may refer to:
 * MBF, an Australian health insurance provider now merged with Bupa
 * Marine's Best Friend, a Doom source port based on Boom
 * One thousand board feet, a measurement in common use in the North American lumber industry
 * Microsoft Binary Format, a floating point number format
 * MBF Bioscience, a bioscience research software development company
 * Minimum breaking force, a measurement for ropestrengths in kilonewtons (kN)
 * Master of Banking and Finance
 * Militärbefehlshaber in Frankreich (English: German Military Command in France), which administered Occupied France during World War II