CGL

CGL may refer to:


 * Cambridge Greek Lexicon
 * Catalyst Game Labs
 * Core OpenGL: Apple Computer's Macintosh Quartz windowing system interface to the Mac OS X implementation of the OpenGL specification
 * Conway's Game of Life
 * Chengalpattu Junction railway station (station code), in Tamil Nadu, India
 * Chronic granulocytic leukemia, also known as Chronic myelogenous leukemia
 * Coastal GasLink
 * Confederazione Generale del Lavoro
 * Commercial General Liability, a common type of liability insurance
 * CGL (charity)