SGH may mean:
- Saint George Hospital, University Medical Center, Beirut, Lebanon.
- Scunthorpe General Hospital
- Shughni language (with the ISO 639 3 code 'sgh')
- Seattle Grace Hospital, a fictional hospital featured in the hit TV series Grey's Anatomy
- Szkoła Główna Handlowa, which is known as "Warsaw School of Economics" in English
- Singapore General Hospital, a hospital in Singapore
- Southampton General Hospital, a hospital in Southampton
- Southern General Hospital, a hospital in Glasgow, Scotland
- Simpson Gumpertz & Heger Inc., an engineering company in the United States
- SGH d.o.o., an IT services system integrator and reseller company in Slovenia
- SGH, the slow-growing hierarchy.
- Samsung GSM Handset, a traditional abbreviation for Samsung mobile phones, now superseded by GT - Global Telephone, since 2008