Kerstin Ott (born 17 January 1982 in West Berlin) is a German singer, songwriter, guitarist and DJ.

She became known through the song "Die immer lacht" (English: She who always laughs), which was re-mixed by the German DJ and producer team Stereoact.

[1] Ott, who also works as a DJ, then gave away some self-burned CDs of the song, which was set by one of the receiver on YouTube and years later discovered by Stereoact and was published on Kontor Records as a remix.

"Die immer lacht" was officially declared the most successful work of 2016 by the market research company GfK Entertainment in March 2017 and was awarded the German Music Authors' Prize.

In August 2017 she entered into a registered partnership with her longtime girlfriend Karolina Köppen, which was rewritten as a marriage in October 2017.