Ajet, AJet, AJET, ajet may refer to:
Helios Airways, later renamed to "AJet" (αjet), a Cypriot airline Australasian Journal of Educational Technology Africa Journal of Evangelical Theology "Association of Japan Exchange and Teaching" (AJET), support association for the JET Programme AJet, low cost subsidiary of Turkish Airlines
See also 11 Squadron (Belgium), "AJeTS", the Belgian Advanced Jet Training School