DBL

DBL may refer to:


 * Deep Belly Laughs
 * Double Cheese Burger
 * Dansk Biografisk Leksikon, a Danish biographical dictionary
 * Dashing Buffalo, a professional League of Legends team based in Ho Chi Minh City, Vietnam
 * Database Management Library, a C++ object-oriented programming library
 * dBase Language, the computer language implemented by dBASE Plus, dB2K, and Visual dBASE software
 * Design-based learning, a modern pedagogy
 * Devizes branch line, a defunct railway line running from Holt to Pewsey from 1857 to 1966
 * Digital Bibliography & Library Project's DBL-Browser
 * Don Bosco High & Technical School, Liluah, an all-boys, English medium school near the city of Kolkata, India
 * Double (disambiguation), various meanings
 * Double bottom line, an accounting framework that measures fiscal performance
 * Drawing Black Lines, the second album by American Post-Hardcore band, Project 86
 * Drexel Burnham Lambert, an investment bank
 * Dunstan Baby Language, a theory about early baby language
 * Dyirbal language, ISO 639-3 language code dbl

Sports

 * DBL Arena
 * Darwin Baseball League, Northern Territory, Australia
 * Development Basketball League, a basketball league for middle and high school students in Indonesia
 * Dominet Bank Ekstraliga, a former sponsored name of the Polish Basketball League
 * Dutch Basketball League, the top professional basketball league in the Netherlands