Dmitry Vlasov (born 11 July 1982) is a former professional tennis player from Russia.
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 Tolyatti 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.
| 1. | 2002 | Tolyatti, Russia | Hard | Philipp Mukhometov | Artem Derepasko Mikhail Elgin | 6–4, 6–4 |
| 2. | 2003 | New Delhi, India | Hard | Radoslav Lukaev | Jonathan Erlich Andy Ram | 7–6(6), 4–6, 6–2 |
| 3. | 2003 | Tampere Open, Finland | Clay | Igor Andreev | Ignacio Hirigoyen Nicolás Todero | 7–6(4), 6–1 |
| 4. | 2004 | Tolyatti, Russia | Hard | Teymuraz Gabashvili | James Auckland Ladislav Švarc | 6–3, 5–7, 6–4 |
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