Aharon Kessel is a pediatrician and Clinical Associate Professor of Allergy and Clinical Immunology at the Division of Allergy and clinical Immunology, Bnai Zion Medical Center, Bruce Rappaport Faculty of Medicine, Technion, Haifa, Israel.

Dr. Aharon Kessel graduated from the Ruth and Bruce Rappaport Faculty of Medicine, Technion, Haifa, Israel in 1989. He completed his pediatric residency at the Bnai Zion Medical Center, Haifa in 1995 and an allergy and clinical immunology fellowship at the Bnai Zion Medical Center in 1997.

Dr. Kessel is the head of the allergy and clinical immunology outpatient Division at the Bnai Zion Medical Center. The division serves as the northern Israeli center for hereditary angioedema patients.

As a clinician scientist, he is focusing on Regulatory cells in the immune system chronic urticaria, hereditary angioedema and food allergy and oral immunotherapy in children.

He is the former president of the Israel Association of the Allergy and Clinical Immunology (2016-2019).