Betzdorf (; ) is a commune and town in the canton of Grevenmacher, in eastern Luxembourg.
, the town of Betzdorf, which lies in the north-east of the commune, has a population of 284 inhabitants. Other settlements within the commune include the commune's administrative centre, Berg, as well as Mensdorf, Olingen, and Roodt-sur-Syre.
Betzdorf Castle is the birthplace of Grand Duke Henri and is now the headquarters of SES, the world's largest satellite operator in terms of revenue and one of the four largest components of the Luxembourg Stock Exchange's main LuxX Index.