KSM may refer to:

• Kernel same-page merging, sharing identical computer memory pages among processes
• Khalid Sheikh Mohammed, terrorist held at Guantanamo Bay
• Kothagudem School of Mines, later University College of Engineering, Kakatiya University, India
• Kommando Spezialkräfte Marine, special forces of the German Navy
• Komunistický svaz mládeže or Communist Youth Union, the youth wing of the Communist Party of Bohemia and Moravia
• Kerr Sulphurets Mitchell, an active mine exploration project in British Columbia
• KSM (band), an American all-girl rock band
• KPH (radio station), by alternative callsign
• St. Mary's Airport (Alaska), by airport code
• Kosmos Airlines, by airline code
• KSM, a series of microphones by Shure

This disambiguation page lists articles associated with the title KSM.
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