Siemtje Möller

Siemtje Möller
Möller in 2021
Parliamentary State Secretary for Defense
In office
8 December 2021 – 6 May 2025
Serving with Thomas Hitschler
ChancellorOlaf Scholz
MinisterChristine Lambrecht
Boris Pistorius
Preceded byThomas Silberhorn
Succeeded byNils Schmid and Sebastian Hartmann
Member of the Bundestag
Assumed office
24 October 2017
Preceded byKarin Evers-Meyer
ConstituencyFriesland – Wilhelmshaven – Wittmund
Personal details
Born (1983-07-20) 20 July 1983
Emden, West Germany
(now Germany)
PartySocial Democratic Party (since 2010)
Spouse
Sören Mandel
(m. 2018)
Children2
Alma materUniversity of Göttingen (BA)
WebsiteOfficial website
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Siemtje Victoria Regine Ilse Santjer Möller (German pronunciation: [ˈziːmtjə ˈmœlɐ]; born 20 July 1983) is a German teacher and politician of the Social Democratic Party (SPD) who has been serving as a member of the Bundestag from the state of Lower Saxony since the 2017 elections.

In addition to her parliamentary work, Möller served as Parliamentary State Secretary in the Federal Ministry of Defence in the coalition government of Chancellor Olaf Scholz from 2021 to 2025. Since 2025, she has served as the deputy chair of the SPD parliamentary group in the Bundestag. Möller is a member of the Seeheim Circle, the more right-leaning fraction of the SPD.