Sergey Ulegin (born October 8, 1977 in Engels) is a Russian canoeist who has been competing since 2001[1] He won a silver in the men's C-2 500 m event at the 2008 Summer Olympics in Beijing.

[2] At the ICF Canoe Sprint World Championships, Ulegin has won four medals, with two golds (C-2 500 m: 2006, C-4 200 m: 2002), a silver (C-4 200 m: 2009), and a bronze (C-2 500 m: 2002).

[9] A November 29, 2003 International Canoe Federation (ICF) Executive Committee meeting in Prague, Czech Republic confirmed that Ulegin's B-sample was positive like the A-test he gave in Gainesville.

[9] Ulegin became the second sprint canoeist as of 2009[update] stripped of his medals for doping either at the Summer Olympics or the World championships as a result.

[9] Ulegin served his two-year suspension, missing the 2004 Summer Olympics in Athens and the 2005 ICF Canoe Sprint World Championships in Zagreb, Croatia.