Save the date ABSTRACT SUBMISSION OPEN Deadline: April 1, 2025 Share your work with the experts! SUBMIT NOW   SIOP 2024 SIOP 2024​ Sessions on demand available​ Until January 2024​ GO TO 2024   Membership MEMBERS Enjoy a number of benefits Join the community today! LEARN MORE

ABOUT THE CONGRESS

OCTOBER 20-23, 2025 | AMSTERDAM, THE NETHERLANDS

Experience 4 outstanding days of cutting-edge science, engaging debates and networking with world renowned experts at SIOP 2025!

Advance your paeditatric oncology career, connect with like-minded people and contribute to a world where no child should die of cancer!

KEY DATES FOR YOUR CALENDAR

October 20-23, 2025 – SIOP 2025​

GET READY FOR AMSTERDAM

Explore the rich history, vibrant culture, and stunning architecture of Amsterdam. Whether you’re wandering along picturesque canals, visiting world-class museums, or enjoying the lively café scene, there’s something for everyone in this enchanting city. In Amsterdam, you can effortlessly transition from the engaging SIOP congress to exploring vibrant neighborhoods, ensuring a perfect balance of work and leisure.