MWS

MWS may refer to:

• Magic Workstation, a Magic: The Gathering gameplay simulator
• Muckle-Wells syndrome, a rare autosomal dominant disease
• Member of the Wernerian Society, a former Scottish learned society.
• Murakami-Wolf-Swenson, an American animation company.
• Mary Wollstonecraft Shelley, a British writer
• My Winter Storm, the second solo album by Finnish singer Tarja