Alexey Yurevich Poltoranin (Kazakh: ??????? ??????? ??????????, born April 29, 1987) is a Kazakh cross-country skier who has competed at the international senior level since 2004.
He has three World Cup wins, one in 2010 and two in 2013.
In the 2013 World Championship in Val di Fiemme he won two bronze medals.
Most of his best results are in the classic technique.
At the FIS Nordic World Ski Championships 2019 Poltoranin was one of five athletes caught doping by Bundeskriminalamt in a police raid in Seefeld, Austria.
He was arrested before the start of the 15 kilometre classical race.
He admitted to using blood doping.His wife is biathlete Olga Poltoranina.