Institut Jules Bordet is a specialised general hospital (with in part university beds) and research institute of the Université libre de Bruxelles (ULB) specialising in oncology. It is located in Brussels, Belgium, and is the only accredited OECI-designated comprehensive cancer centre in Belgium.

The institute is named after Jules Bordet (1870–1961), an immunologist and microbiologist who won the Nobel Prize in Physiology or Medicine in 1919 for his discoveries relating to immunity.

The hospital is located nearby the academic Erasmus Hospital in Anderlecht since November 2021.

List of notable people

• Dominique Bron, baroness, Head of hematology
• Albert Claude, Director 1949-1970
• Marc Lacroix (biochemist), Breast cancer researcher
• Martine Piccart, baroness, Head of chemotherapy
• Francoise Meunier, baroness, former IJB staff member and EORTC general director