Sigurd Agersnap Gustavson (born 2 March 1993) is a Danish politician and member of the Folketing, the national legislature.

A member of the Green Left party, he has represented Greater Copenhagen since November 2022.

[1] He is son of biologist Kim Gustavson and ethnogeographer Hanne Agersnap, a Member of the Folketing for Greater Copenhagen (2007-2011).

[1] He was a student assistant for the Danish Confederation of Trade Unions (LO) (2016-2018) and an intern at Oxfam IBIS (2019-2020).

[1] He was a member of the municipal council in Lyngby-Taarbæk Municipality from 2018 to 2022 and was first deputy mayor from 2021 in a Conservative People's Party led administration.