This report investigates the significant impact of the COVID-19 pandemic on Thailand's travel and tourism industry and, consequently, its national economy. The analysis begins by comparing pre- and post-COVID-19 economic statistics, including GDP figures, growth rates, and import/export data. The report highlights the sharp economic downturn experienced in early 2020, the decline in personal spending, and the rise in business closures. It examines the contribution of the travel and tourism sector to Thailand's GDP and the decline in tourism revenue. The report also addresses the increase in household debt, government responses to stimulate the economy, and the projected timeline for economic recovery. Data from various sources are used to support the analysis, providing a comprehensive overview of the economic challenges faced by Thailand during the pandemic and the specific impact on the tourism sector.