Jonathan M. Ellen, M.D.


All Children’s Hospital
Vice Dean and Professor of Pediatrics
Johns Hopkins University School of Medicine

As president and vice dean of All Children’s Hospital Johns Hopkins Medicine, Dr. Jonathan Ellen is leading the transformation of All Children’s from a regional pediatric referral center to an academic children’s hospital and national leader in research, teaching and patient care. Under Dr. Ellen’s visionary leadership, All Children’s Hospital Johns Hopkins Medicine launched an innovative new pediatric residency program and new fellowships, established the Johns Hopkins All Children’s Heart Institute and expanded programs dedicated to patient safety and quality.

Dr. Ellen is a professor of pediatrics at the JHU School of Medicine and a professor of epidemiology and population, family and reproductive health in the Bloomberg School of Public Health. He has trained more than 40 pre- and post-doctoral fellows in adolescent medicine and public health and authored more than 200 peer-reviewed scientific articles along with 30 reviews, editorials and book chapters.

After graduating from the University of Pennsylvania, he received his medical degree from Temple University and completed an internship and residency in pediatrics at Children’s Hospital of Philadelphia. Dr. Ellen completed a fellowship in adolescent medicine at the University of California, San Francisco (UCSF), followed by fellowships in sexually transmitted diseases at UCSF, the San Francisco Department of Public Health, and the Centers for Disease Control and Prevention.

Dr. Ellen lives in St. Petersburg. He and his wife, attorney Margaret de Lisser, have a son and a daughter.