Dmitry Vlasov

Dmitry Vlasov (born 11 July 1982) is a former professional tennis player from Russia.
Biography.
Vlasov, who is originally from Tula, was ranked as high as 11 in the world for singles during his junior career and had wins over future top players including David Nalbandian and Robin Söderling. He made the semi-finals of the boys' singles at the 1999 US Open.
His only appearance in the main draw of an ATP Tour tournament came at the 2001 Swedish Open. After defeating Radek Štěpánek to make it through qualifying, Vlasov lost to Spaniard Albert Portas in the first round.
A regular on the Challenger circuit, Vlasov won a total of four titles, all in doubles. He was runner-up in singles at the Togliatti Challenger in 2002 and had a win over Philipp Kohlschreiber at a Challenger tournament in the Indian city of Belgaum in 2003.
In 2005, he received a one year suspension after testing positive to Pemoline, reduced from two years after an appeal, from a sample given during qualifying for the 2004 Kremlin Cup.