Save the date Hosted by: Hosted by: ABSTRACT SUBMISSION OPEN Deadline: April 1, 2025 Share your work with the experts! SUBMIT NOW   Membership MEMBERS Enjoy a number of benefits Join the community today! LEARN MORE Registration Hosted by: Hosted by: REGISTRATION IS OPEN! Early-Bird Deadline: July 23, 2025 Join the community in Amsterdam! REGISTER  

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

April 1, 2025 – Abstract Submission Deadline
July 23, 2025 – Early Registration Deadline
Aug 19, 2025 – Late Breaking Abstract Submission Deadline
October 20-23, 2025 – SIOP 2025 Congress

Welcome to
SIOP 2025

Register
Today

Submit an
Abstract

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.​

Discover Amsterdam

In conjunction with:

Hosted by

SIOP is the only global multidisciplinary society entirely devoted to paediatric and adolescent cancer.

LEARN MORE

Re-live some of the best moments from the 2024 Congress and get ready for an even better one!

PHOTO GALLERY