GCK may refer to:
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Government College, Kasaragod, in Kerala, India
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Garden City Regional Airport, in Kansas, United States
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GCK Lions, a Swiss hockey team
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Georges Creek Railway, in Maryland, United States
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Glucokinase
Glucokinase () is an enzyme that facilitates phosphorylation of glucose to glucose-6-phosphate. Glucokinase is expressed in cells of the liver and pancreas of humans and most other vertebrates. In each of these organs it plays an important ro ...
, an enzyme
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Government College, Kattappana, in Kerala, India
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MAP4K2, an enzyme
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GC Kompetition, a French motorsport team
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