ETK

ETK may refer to:

ETK, a fictional car brand from BeamNG.drive mainly based on BMW
Commune of the Working People of Estonia (Estonian: {{lang|et|Eesti Töörahva Kommuun}})
Edakkad railway station, in Kerala, India
EPH receptor A3, a protein
Erythrocyte transketolase, i.e. transketolase found in red blood cells (cf. Transketolase#Diagnostic_use)
ETK v News Group Newspapers Ltd, a legal injunction in the United Kingdom