
International Society of Paediatric Oncology - SIOP Congress 2026
The **International Society of Paediatric Oncology (SIOP) Congress** is the annual meeting of the only global multidisciplinary society entirely devoted to paediatric and adolescent cancer. SIOP has over 3,500 members in over 130 countries, including doctors, nurses, other health-care professionals, scientists and researchers. The 2026 edition is the **58th Annual Congress**, held in San Antonio, Texas. The congress convenes multidisciplinary childhood-cancer professionals from around the world. Attendance is over 2,500 multi-disciplinary health care professionals from over 100 countries and hundreds of health care institutes, hospitals, universities and other organizations, who are frequently decision makers at their institutions. The 2026 meeting is held in conjunction with IPSO, PROS and CCI, and is hosted by UT Health San Antonio and UT San Antonio. Attendees can expect four days of the latest science and clinical practice. The program offers four outstanding days of cutting-edge science, engaging debates and networking with world-renowned experts, giving delegates the chance to advance their paediatric oncology careers and connect with like-minded people. The congress represents a unique opportunity to stay up to date in this rapidly moving field and to bring the latest science to the bedside.

















