Thelin

Thelin may refer to:
 * Sitaxentan, a medication

People with the surname

 * Björn Thelin (1942–2017), a member of The Spotnicks
 * Eje Thelin (1938–1990), a Swedish trombonist
 * Howard J. Thelin (1921–2011)
 * Håkon Thelin (born 1976), a Norwegian musician
 * Isaac Kiese Thelin (born 1992), a Swedish footballer
 * Jimmy Thelin (born 1978), a Swedish footballer
 * Mats Thelin (born 1961), a Swedish retired ice hockey player
 * Tommy Thelin (born 1983), a Swedish footballer
 * Adrien Thélin (1842–1922), a Swiss politician