Dmitrii Mihailovich Ialin (Russian: Дмитрий Михайлович Ялин, born 9 August 1998) is a Russian pair skater. With his former skating partner, Polina Kostiukovich, he is the 2018 World Junior and the 2018–19 Junior Grand Prix Final silver medalist, and the 2019 World Junior bronze medalist. He is also the 2017 JGP Croatia and the 2018 JGP Austria champion.