EU-JAV brings together the European Commission, health ministries, international policymakers and organisations, institutes, universities from 20 countries and a wide range of stakeholders, including civil society and manufacturers’ representatives, working on vaccination policy and health services.Through its core mission of delivering and sharing concrete tools for stronger national responses to vaccination challenges, the EU‐JAV aims at spurring long‐lasting European cooperation against vaccine‐preventable diseases and therefore improve population health.