KMI

KMI may refer to:
 * Kentucky Military Institute, a defunct military educational institution in Kentucky.
 * IATA airport code for Miyazaki Airport in Miyazaki, Japan.
 * Koninklijk Meteorologisch Instituut or Königliche Meteorologische Institut, the Dutch or German name of the Belgian national weather service
 * AT&T High Seas Service, callsign KMI
 * Kinesis Myofascial Integration - an alternative medicine therapy
 * Korea Maritime Institute, a think tank and research center developing South Korean policies on marine affairs and fisheries
 * Kinder Morgan Inc. (NYSE:KMI), the fourth largest energy company in North America.