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Independent · European Union

Our Elected EU News

Monday, 12 October 2026

How we report

Members

Bartłomiej SIENKIEWICZ

Member of the European Parliament

Country of election: Poland

Memberships in the current term

Memberships are shown with their recorded role and dates. This keeps a past body from being presented as a current affiliation.

Political group

National party

  • Platforma Obywatelska (PO)National party · Role: Member · 16 July 2024 – 30 November 2025
  • Koalicja Obywatelska (KO)National party · Role: Member · 1 December 2025 – present

Committees

  • Committee on Civil Liberties, Justice and Home Affairs (LIBE)Committee · Role: Member substitute · 19 July 2024 – present
  • Committee on Constitutional Affairs (AFCO)Committee · Role: Member · 19 July 2024 – present
  • Special Committee on the European Democracy Shield (EUDS)Special committee · Role: Member · 23 January 2025 – present

Delegations

  • Delegation to the EU-Russia Parliamentary Cooperation Committee (D-RU)Delegation · Role: Member · 16 July 2024 – present
  • Delegation for relations with the Maghreb countries and the Arab Maghreb Union, including the EU-Morocco, EU-Tunisia and EU-Algeria Joint Parliamentary Committees (DMAG)Delegation · Role: Member · 19 September 2024 – present

Voting record

Source: European Parliament Open Data Portal