WIA

WIA may refer to:

• Wounded in action
• Winchelsea railway station, Victoria (Station code: WIA)
• Windows Image Acquisition, an image scanner API
• Wireless Institute of Australia, The Wireless Institute of Australia, an amateur radio society
• Workforce Investment Act of 1998, a US Federal Law
• Wellington International Airport, New Zealand
• Wattay International Airport, Laos
• War in Afghanistan
• Wentzville Ice Arena
• Women in Animation
• W.I.A. Wounded in Action, 1966 film