Igor Kolb (born June 6, 1977 in Pinsk, Belarus) is a principal dancer of Mariinsky Ballet. He graduated , and joined Mariinsky ballet in 1996. He became a soloist in 1998, and promoted to principal dancer in 2003.He made his debut at the Rome Opera in Rudolf Nureyev's version of Sleeping Beauty in 2002, and in 2006 he made his debut at the Wiener Staatsoper in Rudolf Nureyev's version of Swan Lake. Igor Kolb left Mariinsky Ballet in 2022 for heading the Bolshoi Theatre of Belarus (Minsk) ballet in position of Principal Ballet Master.