BSAS may refer to:

• Bachelor of Science in Architectural Studies
• Bergen Shopping Addiction Scale
• Bosley-Salih-Alorainy syndrome
• British Social Attitudes Survey
• British Society of Animal Science
• Buenos Aires (Bs. As.)

• Kaszub class corvette
• Kaszubia Koscierzyna
• Kaszubia Kościerzyna
• Kaszubski
• Kaszubski Landscape Park
• Kaszubski Park Krajobrazowy
• Kaszuby (disambiguation)
• Kaszuby, Lublin Voivodeship
• Kaszuby, Ontario
• Kaszuny
• Kaszyce
• Kaszyce Milickie
• Kaszyce Wielkie
• Kaszëbsczi alfabét
• Kaszëbsczi jãzëk
• Kaszëbsczé abecadło
• Kaszów
• Kaszówka
• Kaszów, Lesser Poland Voivodeship
• Kaszów, Masovian Voivodeship
• Kasári
• Kasčiūnai
• Kasım
• Kasımpaşa (disambiguation)
• Kasımpaşaspor