The Executive Summary of the 9th ASEAN Energy Outlook (AEO9) provides a concise overview of the key findings, insights, and policy recommendations presented in the full AEO9 report. It summarises ASEAN’s projected energy landscape through 2060 under three scenarios: the Baseline Scenario (BAS), AMS Target Scenario (ATS), and ASEAN Coordinated Transition Scenario (ACTS). The publication highlights major trends in energy demand and supply, energy efficiency, electrification, renewable energy deployment, emissions, and investment requirements. It also outlines key challenges and strategic priorities for strengthening energy security, accelerating decarbonisation, and enhancing regional cooperation, including through the ASEAN Power Grid (APG). Serving as an accessible reference for policymakers, industry stakeholders, and development partners, this Executive Summary presents the main messages of AEO9 to support informed decision-making and advance a secure, resilient, and just and inclusive energy transition in ASEAN.