The Hotel Carlton Madagascar, formerly the Hilton Tana Antananarivo or the Madagascar Hilton, is a hotel in Antananarivo, Madagascar. The hotel has 171 rooms including 6 suites and overlooks Lake Anosy. It is described as one of the few high-rise buildings in the city and the only "truly high-rise building" in Antananarivo. In 2001 it was reported that the hotel was the centre for Madagascar Airtours.