Rheinisch-Bergischer Kreis is an electoral constituency (German: Wahlkreis) represented in the Bundestag. It elects one member via first-past-the-post voting. Under the current constituency numbering system, it is designated as constituency 100. It is located in western North Rhine-Westphalia, comprising the Rheinisch-Bergischer Kreis district. Rheinisch-Bergischer Kreis was created for the inaugural 1949 federal election. Since 2017, it has been represented by Hermann-Josef Tebroke of the Christian Democratic Union (CDU).