PGH may refer to:
- Preimplantation Genetic Haplotyping, a clinical method of Preimplantation genetic diagnosis (PGD)
- The New York Stock Exchange ticker symbol for the Pengrowth Energy Trust
- Philippine General Hospital, in Manila, the Philippines
- Piedmont Geriatric Hospital, in Burkeville, Virginia, United States
- A common abbreviation for Pittsburgh, Pennsylvania, United States
- The code for Union Station (Pittsburgh)
- Project GreenHands, a grassroots ecological initiative established in Tamil Nadu, India.