Born in Lörrach, Baden-Württemberg, in 1979, Franziska Brantner has been a member of the German Bundestag since 2013. Previously, she served a four-year term as a member of the European Parliament. She studied political science and economics, and she is a social scientist with degrees from Paris and New York. She completed her doctorate in Mannheim on the United Nations’ ability to reform.

From December 2013 to September 2017, she served as spokesperson for child and family policy for the parliamentary group of Bündnis 90/Die Grünen in the German Bundestag. From March 2014 to September 2017, she was chairwoman of the Subcommittee on Civilian Crisis Prevention, Conflict Resolution, and Integrated Action. From 2013 to 2017, she was a deputy member of the Committee on Foreign Affairs and the Committee on EU Affairs.

From February 2018 to 2021, she was the European policy spokeswoman and parliamentary secretary for the parliamentary group of Bündnis 90/Die Grünen in the German Bundestag, a member of the Committee on EU Affairs, and an alternate member of the Committee on Foreign Affairs.

In 2021, she won a direct mandate for the electoral district of Heidelberg. Since then (legislative period 2020), she has served as Parliamentary State Secretary to the Federal Minister for Economic Affairs and Climate Protection.

In 2023, she was elected party co-chair of Bündnis 90/ Die Grünen alongside Felix Banaszak.