Sviatlana Aliaksandrauna Pirazhenka (Belarusian: Святлана Аляксандраўна Піражэнка; born 12 September 1992[1]) is a Belarusian former tennis player.

In her career, she won four singles and 20 doubles titles on the ITF Women's Circuit.

On 18 August 2014, she reached a career-high singles ranking of world No.

Pirazhenka made her WTA Tour debut at the 2014 Gastein Ladies, partnering Irina Falconi in doubles.

[2] The pair lost their first-round match against Kateryna Bondarenko and Nicole Melichar in three sets.