Denis Urubko (Russian: ????´? ??´???????? ???´???; 29 July 1973) is a Russian-Polish mountaineer.
In 2009, as a citizen of Kazakhstan he became the 15th person to climb all 14 eight-thousanders and the 8th person to achieve the feat without the use of supplementary oxygen.
He had Soviet citizenship, but after the dissolution of the Soviet Union he became a citizen of Kazakhstan, but renounced the citizenship in 2012.
In 2013, he received Russian citizenship and in 12 February 2015 he received Polish citizenship.