TsunamisTsunamis have caused catastrophicCatastrophic tsunamis losses to life, property, and ecosystems over the past two decades. This paper examines key lessons learned from tsunami risk managementTsunami risk management efforts, focusing on successful case studies across various regions. It highlights advancements in early warning systemsEarly warning systems, community preparedness, and international collaborationInternational collaboration, presenting a comparative analysis of strategies that have proven effective. By distilling these lessons into actionable recommendations, the paper aims to contribute to the ongoing efforts to enhance global tsunamiTsunami resilienceResilience and risk reduction. For instance, early warning systemsEarly warning systems have reduced disaster response times by up to 40%, and community preparedness programs have led to a 30% decrease in casualties in high-risk areas.