QAC
Template:Sister project QAC may refer to:
- Helix QAC, a commercial static code analysis software tool produced by Perforce Software
- QAC Road, a short city road in Kollam, India
- Quaternary ammonium cation, positively-charged polyatomic ions of the structure Template:Chem2
- Queen Alexandra College, an independent specialist college of further education based in Harborne, Birmingham
- Queen Anne's County, Maryland, in the United States
- Quilmes Atlético Club, an Argentine sports club based in Quilmes, Buenos Aires