Kristijan Koren (born 25 November 1986) is a Slovenian former professional road racing cyclist, who rode for UCI Continental team Adria Mobil.

During his racing career, Koren won the Gran Premio Città di Camaiore in 2010, and the Slovenian National Road Race Championships in 2022. He also served a doping suspension between 2019 and 2021, for his involvement in Operation Aderlass, an investigation into the practices of German physician Mark Schmidt.