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

During a twelve-year professional 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.