'''OKL''' may refer to:
*Oakleigh Park railway station, London, National Rail station code *Oberkommando der Luftwaffe, the air force High Command of the Third Reich *Olive Kettering Library, the library of Antioch College, Ohio *''Oberste Kriegsleitung'' (Supreme War Command), the supreme command of the Central Powers in the latter part of the First World War * Old Kentish Sign Language (ISO 639 code <code>okl</code>)
{{disambiguation}}