WASG may refer to:

• WASG (AM), a radio station (540 AM) licensed to Atmore, Alabama, United States
• Western Australian Speleology Group located in Western Australia, Australia
• Wide area synchronous grid
• Labour and Social Justice – The Electoral Alternative, known as WASG in German

• Stretton, Warrington
• Streusel
• Streuselkuchen
• Strevelshoek
• Strevi
• Strewn
• Strewn Winery
• Streymnes
• Strezenice
• Strezhevoy Airport
• Strezlecki railway line, Victoria
• Strezlecki railway station, Victoria
• Strečno
• Strečno Castle
• Streženice
• STRF
• Strf 90
• Strftime
• Striadorbis pedderi
• Striae of retzius
• Striama
• Stria medularis thalami
• Stria medullaris of thalamus
• Striano
• Stria of Gennari