CKM

CKM may refer to:


 * Cabibbo–Kobayashi–Maskawa matrix in particle physics
 * CKM (magazine), a Polish men's magazine
 * C. K. McClatchy High School
 * Cotton Keays & Morris, an Australian pop music band
 * Creatine kinase, muscle, an enzyme
 * CKM (gene), a gene that in humans encodes the enzyme creatine kinase, muscle