GH1

GH1 can refer to:


 * Glycoside hydrolase family 1, a family of enzymes
 * Growth hormone 1, a human gene
 * Pseudomonas virus gh1, a bacteriophage which infects some strains of Pseudomonas putida.
 * Panasonic Lumix DMC-GH1, a digital hybrid still photography/video camera
 * Guitar Hero (video game), the first game in the series
 * Hill GH1, 1975 Formula One car