Sofie Carsten Nielsen (born 24 May 1975) is a Danish politician, who was formerly the leader of the Danish Social Liberal Party from October 2020 to November 2022. In the 2000s, Nielsen began her political career with the European Parliament as a consultant before working for the Ministry of Gender Equality as a deputy minister. After being elected to the Folketing at the 2011 Danish general election for the Greater Copenhagen constituency, Nielsen became the Minister for Higher Education and Science in 2014. Nielsen remained in her minister position until she was replaced by in 2015.