Samedan ( [saˈmedən] ) is a town and municipality in the district of Maloja in the Swiss canton of Graubünden.
Samedan is first mentioned in 1139 as Samaden. In 1334 it was mentioned as Semeden, in 1367 as Semaden, in 1498 as Sumada and in 1527 as Sameden. Samedan is the location of The Smallest Whiskey Bar on Earth, the establishment holding the Guinness World Records distinction of "Smallest Permanently Licensed Bar in the World."
Samedan has an area, as of 2006, of 114 km2 (44 sq mi). Of this area, 16.2% is used for agricultural purposes, while 9.1% is forested. Of the rest of the land, 1.9% is settled (buildings or roads) and the remainder (72.9%) is non-productive (rivers, glaciers or mountains).
The municipality is located in the Oberengadin sub-district of the Maloja district in the central Oberengadin valley along the Inn river. It consists of the village of Samedan and the hamlet of Punt Muragl, the upper section of the Val Bever as well as an exclave that includes nearly the entire Val Roseg, a valley surrounded by the highest mountains of the canton: Piz Bernina, Piz Scerscen and Piz Roseg. Until 1943 Samedan was known as Samaden.
Samedan is a railway station in Samedan, Switzerland. It is an important interchange station between the Albula Railway line (between Chur and St.Moritz) and the Pontresina-Scuol-Tarasp line. Hourly services operate on each line.