Dimitrij Kotschnew (born July 15, 1981) is a Kazakhstani-born German former professional ice hockey goaltender.
Kotschnew played six seasons for the Iserlohn Roosters over two spells.
From 2004 to 2007, he served as their starting goaltender.
He has also played in the Kontinental Hockey League.
He returned to Germany in 2012, signing for the Hamburg Freezers.Kotschnew has also played internationally for the German national team.