This report provides an overview of the background, purpose and objectives, methodology, conclusions, findings and recommendations of the external review of the Gender-Based Violence (GBV) Area of Responsibility (AoR). Commissioned by the UNFPA Humanitarian Response Division (HRD), the review aims to provide specific, relevant, and actionable findings and recommendations to UNFPA as the GBV AoR lead agency to improve efforts to facilitate GBV coordination in humanitarian settings.