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
{{disambiguation