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

[5] 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.

Born in Postojna, Koren turned professional with Liquigas–Doimo, a UCI ProTeam, in 2010.

The following month, Koren won the Slovenian National Road Race Championships, after an attack 13 kilometres (8.1 miles) from the finish.

[21] It was his final victory, as he announced that he would retire from the sport at the end of 2023.