Björn Thümler (pronounced [bjœʁn tyːmlaː]; born 22 November 1970) is a German politician of the Christian Democratic Union (CDU) who served as Minister for Science and Culture for Lower Saxony from 2017 to 2022.

[3] Thümler was born in Brake and grew up in the municipality Berne where he went to Kindergarten and Primary school.

[5] Thümler has been a part of the Landtag of Lower Saxony since 2003 for the district of Wesermarsch.

[2][5] Thümler was appointed by Bernd Althusmann as Lower Saxony Minister for Science and Culture on 22 November 2017.

[7][8] Thümler was nominated by his party as delegate to the Federal Convention for the purpose of electing the President of Germany in 2022.