LBL

LBL can mean:
 * Laidback Luke, Dutch Music Producer/DJ
 * Lawrence Berkeley National Laboratory, formerly Lawrence Berkeley Laboratory
 * Liberal Mid-America Regional Airport, IATA code LBL
 * Long base line sonar
 * Landsforeningen for Bøsser og Lesbiske, former name of LGBT Danmark
 * Layer by layer, a thin film fabrication technique
 * Layer by Layer, a Rubik's cube solving technique
 * London Borough of Lambeth
 * London Borough of Lewisham

Sports

 * Latvian Basketball League
 * Lech Basket Liga
 * Liège–Bastogne–Liège, a one-day classic cycling race in Belgium