ATSB

ATSB may refer to:


 * Australian Transport Safety Bureau, a federal government body in Australia, investigates air, sea accidents etc.
 * Arbeiter-Turn- und Sportbund, a former worker's sports federation in Germany
 * Astronautic Technology Sdn Bhd, a Malaysian research organization
 * Air Transportation Stabilization Board, a United States government department, concerned with financial stability within the air industry
 * Attractive toxic sugar baits, an insecticide for mosquitos