LYG or lyg may refer to:
LYG, the IATA code for Lianyungang Huaguoshan International Airport, Jiangsu Province, China LYG, the NYSE code for Lloyds Banking Group, a British financial institution LYG, the Pinyin code for Lianyungang railway station, Jiangsu Province, China Lymphomatoid granulomatosis, a very rare lymphoproliferative disorder lyg, the ISO 639-3 code for Lyngngam language, India