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Angela Koller (born 24 August 1983) is a Swiss politician representing The Centre in Appenzell Innerrhoden. She was elected as a Landammann for the canton in 2025, becoming the first female Landammann in Appenzell Innerrhoden.
Angela Koller is a lawyer [1] [2] and member of The Centre. [2] She currently serves on the Grand Council of Appenzell Innerrhoden . [1] Per the Appenzell Employees' Association, which Koller is a member of, she was born on 24 August 1983. [3] [4] In April 2025, Koller was elected as Landammann of Appenzell Innerrhoden. Her position was decided through the Landsgemeinde, a public forum that Appenzell Innerrhoden uses to elect its cantonal leaders and judges. [1] Koller was decided as the standing Landammann, with Roland Dähler as the governing Landammann. [1] Koller will become the governing Landammann in 2027. [1] Koller was the first woman elected as Landammann in Appenzell Innerrhoden. [1] [2] Appenzell Innerrhoden was the last Swiss canton where women's suffrage was legalised, with women first voting in 1991. [2]