IHH explained

IHH may refer to:

• IHH Healthcare
• IHH (protein), a protein which in humans is encoded by the IHH gene
• IHH (Turkish NGO), an Islamic Turkish NGO active in more than 100 countries
• I Heart Huckabees, a 2004 philosophical comedy film
• Internationale Humanitäre Hilfsorganisation e.V., an international aid association based in Frankfurt
• Isolated hypogonadotropic hypogonadism