Rosport is a commune and small town in eastern Luxembourg. It is part of the canton of Echternach, which is part of the district of Grevenmacher.
, the town of Rosport, which lies in the north-east of the commune, has a population of 656. Other towns within the commune include Dickweiler, Girst, Girsterklaus, Hinkel, Osweiler, and Steinheim.
Rosport Castle, built in 1892, was the home of the Luxembourg inventor Henri Tudor. Since May 2009, the castle has been home to the Tudor Museum where there is an exhibition based on his development of the lead–acid battery.