The Toronto General Hospital (TGH) is a major teaching hospital in Toronto, Ontario, Canada and the flagship campus of University Health Network (UHN). It is located in the Discovery District of Downtown Toronto along University Avenue's Hospital Row; it is directly north of The Hospital for Sick Children, across Gerrard Street West, and east of Princess Margaret Cancer Centre and Mount Sinai Hospital. The hospital serves as a teaching hospital for the University of Toronto Faculty of Medicine. In 2019, the hospital was ranked first for research in Canada by Research Infosource for the ninth consecutive year.

A teaching hospital is a hospital or medical center that provides medical education and training to future and current health professionals. Teaching hospitals are almost always affiliated with one or more universities and are often co-located with medical schools.