Nordic countries are undoubtedly world leaders in child welfare. This study describes and compares the institutions that promote the welfare of children and youth in Nordic countries, Denmark, Finland, Iceland, Norway and Sweden. The study focuses on eight institutions or areas of welfare, namely: early childhood education and care, welfare services at school, health care of children and youth, parenting support, decision-making, maternity/paternity leave and leave to care for children, universal child benefits and income related child benefits.