BDW is a three-letter acronym that may refer to:Bart De Wever, Flemish Belgian politician Billy Dee Williams, American actor Brandon deWilde (1942–1972), American actor Brian Douglas Wilson (1942–2025), American musician Boehm–Demers–Weiser garbage collector, in computer science The Book of Divine Worship, a religious text Banking Data Warehouse, a reference model for banking, an IBM product Bundesverband deutscher Wasserkraftwerke or Federal Association of German Hydroelectric Power Plants, Germany Business Data Warehouse, a data warehousing service Big Daddy Weave, a contemporary Christian band