The International Council on Social Welfare (ICSW) is a non-governmental organization focused on advocacy, knowledge-building and technical assistance projects in various areas of social development carried out at the country level and internationally. 

Created in 1928 in Paris to address complexities and challenges of social work, the ICSW has evolved through the years to embrace the major issues of social development, becoming a global organization committed to improving human well-being. Establishing common ground on issues of international significance, and acting with partners ICSW represents national and local organizations in more than 70 countries throughout the world working through its nine regional networks. Membership also includes major international organizations. By virtue of its constitution, ICSW operates as a democratic and accountable organization.