HIG may refer to:
H.I.G. Capital, an American investment firm Human interface guidelines for software development Hezb-e-Islami Gulbuddin, an Afghan political party The Hartford, an American investment and insurance company Gjøvik University College (Norwegian: ) High-Value Interrogation Group, a multi-agency intelligence organization in the United States government Hig Hurtenflurst, a character in The Hitchhiker's Guide to the Galaxy Highbridge and Burnham railway station, in England Highett railway station, in Victoria, Australia HLA Informatics Group, a medical research group Home Interiors and Gifts, an American direct sales company Kamwe language, spoken in Nigeria