Aleš Česen (born 26 April 1982) is a Slovenian climber, mountaineer, mountain guide and entrepreneur.
[1] In 2015, Česen was awarded Piolet d'Or for the ascent of the north face of Hagshu along with Marko Prezelj and Luca Lindič.
In 2019, he received the award again for the North ridge of Latok I in 2019 with his climbing partners, Tom Livingstone and Luka Stražar.
[4][5][6] Česen has a PhD in Civil Engineering,[7] and is an IFMGA/UIAGM mountain guide.
His father is the Slovenian mountaineer, Tomo Česen.