Denis Sergeyevich Matsukevich (Дени́с Серге́евич Мацуке́вич; born 28 March 1986) is a professional tennis player from Russia.

He swept five singles Futures titles in his career.

His coach is Valeriy Skhliar.

His only match win at ATP Tour level came in 2007, when he defeated Igor Kunitsyn in St. Petersburg.

At ATP Challenger Tour level he reached seven quarter-finals; Samarkand 2008 (l. Denis Istomin), Astana 2010 (l. Konstantin Kravchuk), Fergana 2011 (l. Yūichi Sugita), Tashkent 2011 (l. Konstantin Kravchuk), Karshi 2013 (l. Prakash Amritraj), Eckental 2014 (l. Mirza Bašić) and Brescia 2014 (l. Farrukh Dustov).