Alexandr Kolyadin (born 20 February 1973) is a Kazakhstani male cross-country skier.
He has competed at the Winter Paralympics in 2014 and 2018.
Alexandr Kolyadin claimed his first Paralympic medal at the age of 45 after claiming the gold medal in the men's 1.5km sprint classic standing cross-country skiing event during the 2018 Winter Paralympics.