PSG (disambiguation)
- Accuracy International Arctic Warfare
- Guianese Socialist Party
- Movement of Free Citizens (Serbia)
- PSG College of Arts and Science
- PSG College of Technology
- PSG Esports
- PSG.LGD
- Pacific Seabird Group
- Pagan Spirit Gathering
- Paramount Stations Group
- Paris Saint-Germain Boxing
- Paris Saint-Germain FC
- Paris Saint-Germain FC (women)
- Paris Saint-Germain FC Youth Academy
- Paris Saint-Germain Handball
- Paris Saint-Germain Judo
- Paris Saint-Germain Rugby League
- Particular social group
- Pasargad F.C.
- Penang Sign Language
- Peru Support Group
- Pesing railway station
- Petersburg James A. Johnson Airport
- Pfadfinderinnenschaft Sankt Georg
- Philippine School in Greece
- Phosphosilicate glass
- Platoon sergeant
- Polysomnography
- Presidential Security Group
- Problem-Solving Group
- Programmable sound generator
- Progressive Senate Group
- Socialist Equality Party (Germany)