Dimitri Colupaev (born 29 January 1990) is a Moldovan-born German swimmer. He competed in the 4ÃÂ200 metre freestyle relay event at the 2012 Summer Olympics and finished fourth. At the 2012 European Aquatics Championships, Colupaev and his German teammates won the gold in the 4ÃÂ200 metre freestyle relay.
In 2010 he was studying at the University of Southern California in the United States.