Hans Christian Tomas Alfredson (born 1 April 1965) is a Swedish film director best known internationally for directing the 2008 vampire film Let the Right One In and the 2011 espionage film Tinker Tailor Soldier Spy. Alfredson has received the Guldbagge Award for Best Direction twice: in 2005 for Four Shades of Brown and in 2008 for Let the Right One In.

He is the son of director and actor Hans Alfredson and the brother of director Daniel Alfredson.