WPB

WPB may refer to:

• Welsh Pit Bikes
• War Production Board
• War Propaganda Bureau
• Waterproof Blonde
• Weekly Playboy
• West Palm Beach, Florida
• Workers Party of Bangladesh
• Workers Party of Belgium
• World Painted Blood, a 2009 album by the thrash metal band Slayer
• Waste paper basket
• The hull classification symbol of a USCG Patrol Boat