Ayk or AYK may refer to:

• Ayk Kazaryan (born 1993), Russian football player of Armenian origin

• Ayk (daily), a Lebanese-Armenian daily newspaper

• Aoyagi Metals Company
• Arkalyk Airport (IATA: AYK), an airport in Kazakhstan
• ISO 639:ayk, ISO for Akuku language

• AN/AYK-14, an airborne computer
• AN/UYK-44, standard 16-bit minicomputer of the United States Navy
• AYK Radiant, an electric 1/10 scale 4WD Radio Control vehicle made by Aoyagi Metals Company (AYK)

This disambiguation page lists articles associated with the title Ayk.
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