Sith Sathornsumetee, MD, is Professor of Neurology and Deputy Dean for Global Engagement at the Faculty of Medicine Siriraj Hospital, Mahidol University in Bangkok, Thailand. He is internationally recognized neuro-oncologist, who actively contributes to education and research for neuro-oncology societies globally. 

Dr. Sathornsumetee received his medical degree with First Class Honours and the Gold Medal from Faculty of Medicine Siriraj Hospital, Mahidol University. He completed research training in Neuro-immunology at Mayo Clinic in Rochester, Minnesota, and Neurology residency and Neuro-oncology fellowship at Duke University Medical Center in Durham, North Carolina, USA. His clinical expertise includes treatment of patients with brain tumors and neurologic complications of cancer. His research has focused on preclinical and clinical development of novel diagnostic and therapeutic strategies including precision medicine and drug delivery systems for brain tumors. He has published more than 100 full-length manuscripts, invited reviews, and international book chapters. 

Apart from his clinical practice, teaching, and research, he served as Director of Siriraj Center of Research Excellence Management (SiCORE-M) Unit at Faculty of Medicine Siriraj Hospital from 2018 to 2022 and Deputy Dean for Research and Innovation from 2022 to 2026. Several support mechanisms were implemented to drive Siriraj to become a world-class medical institute through advancing high-impact research and innovation. Since October 2026, he has served as Deputy Dean for Global Engagement, leading strategic global partnerships for Siriraj across three core missions, developing global talent, and amplifying institutional impact to strengthen worldwide visibility and a world-class reputation