Namibia conducted a formative study on child marriage in the Kunene, Omusati, Kavango West, Ohangwena and Zambezi regions. The aim of the study is to understand the magnitude and dynamics of child marriage in order to inform the development and implementation of evidence-based prevention and response interventions. The study was conducted through in-depth interviews with key informants, literature review and secondary data analysis and focus group discussions with adolescent girls aged of 10-17 and boys and men aged 15-39.