WDA
WDA may refer to:
Government bodies[edit]
- Waste disposal authority, a UK statutory designation
- Welsh Development Agency, Wales (1976–2006)
- Singapore Workforce Development Agency (formed 2003)
Other uses[edit]
- Wardair, a Canadian airline
- Web Dynpro ABAP, a web application variant
- Wii de Asobu, a Japanese series of Wii video games