IGH

IGH (or derivative) may refer to:


 * Igh (trigraph), used in Irish orthography
 * Immunoglobulin heavy chain (IgH), the large polypeptide subunit of an antibody
 * IGH@, the Immunoglobulin heavy locus, in biology
 * Institut IGH, a Croatian company
 * Internal geared hubs, used on bicycles
 * Inver Grove Heights, Minnesota, U.S.