Since December 2016, Ska Keller is co-president of the Greens/EFA group in the European Parliament. In 2009 she was elected to the Parliament at the age of 27. Ska was the European Greens' front runner in the 2014 and 2019 European elections and in 2019 also ran as the German Greens' Spitzenkandidatin. In this capacity, she led the Greens to their most successful result to date. In July 2019, she was reelected co-president of the Greens/EFA Group.