HMCS

Template:Sister project HMCS may refer to:

• Her Majesty's Courts Service (2005-11)
• His Majesty's Canadian Ship
• His Majesty's Colonial Ship, see His Majesty's Ship
• Senior Chief Hospital Corpsman, a United States Navy rate
• Hazardous Material Control System (see Workplace Hazardous Materials Information System)
• HMC Investment Securities
• Molybdenum cofactor sulfurtransferase, an enzyme
• High-maltose corn syrup