ZK may refer to:

Arts and entertainment

• ZK (rapper), Danish rapper and singer
• Zero-K, a 2010 real-time strategy game
• ZK, alleged publisher of Sad Satan
• ZK, Australian duo comprising Zaachariaha Fielding and Kristal West in 2014

Aviation

• Great Lakes Airlines (IATA designator: ZK)
• ZK, the aircraft registration prefix for New Zealand

Politics

• Zentralkomitee, Socialist Unity Party of Germany's executive body

Science and technology

• Zero knowledge (disambiguation), various concepts in cryptographic proof
• Zettakelvin, an SI unit of temperature
• ZK (framework), an AJAX web framework for graphical UIs

This disambiguation page lists articles associated with the title ZK.
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