MKS

MKS may refer to:

• MKS (Switzerland), a broker of precious metals
• MKS Inc., a software vendor (formerly Mortice Kern Systems)
• MKS Instruments, an American process control instrumentation company
• MKS system of units of measurement based on the metre, kilogram, and second
• M. K. Stalin, an Indian politician and current Chief Minister of Tamil Nadu
• Lincoln MKS, an automobile produced by the Lincoln division of Ford Motor Company
• Marks & Spencer, stock symbol MKS
• McKusick–Kaufman syndrome, a rare human genetic condition
• Moscow Korean School, a Korean international school in Moscow, Russia
• Mutya Keisha Siobhan, an English girl group
• Międzyzakładowy Komitet Strajkowy or Inter-Enterprise Strike Committee, formed in Gdańsk Shipyard, Poland in 1980
• .mks, a file extension for the Matroska open standard free container format