C88

C88 may refer to :


 * Ruy Lopez chess openings ECO code
 * Immunoproliferative disorders ICD-10 code
 * Employment Service Convention, 1948 code
 * Porsche C88 prototype car for the Chinese market, 1994
 * Caldwell 88 (NGC 5823), an open cluster in the constellations Circinus and Lupus
 * Form C88, a European Union customs declaration form
 * An early version of the programming language standard ANSI C