Sandra Carstensen (née Thomsen; born 1971)Hamburger Abendblatt: Die Neue an Carstensens Seite (In German) 13. März 2007 is a German politician from the Christian Democratic Union (CDU). In the 2025 federal election, she ran in the Plön – Neumünster federal constituency and won with 32.7% of the first vote and entered the German Bundestag.

She is the wife of former Minister President of Schleswig-Holstein Peter Harry Carstensen.

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