MSDF may mean:
*
Japan Maritime Self-Defense Force, the Japanese Navy
*
State Defense Forces:
**
Massachusetts State Defense Force
The Massachusetts State Defense Force (MSDF) is the currently inactive state defense force of the Commonwealth of Massachusetts. It was inactivated in 2016 by Governor Charlie Baker. The purpose of the Massachusetts State Defense Force, when acti ...
**
Missouri State Defense Force
*
Milwaukee Secure Detention Facility, a prison
*
Master of Science in Digital Forensics, an academic degree
*''Multi-channel signed distance field'', a field created by a
signed distance function
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