Luxembourg (Dutch: Luxemburg) is one of the 11 multi-member constituencies of the Chamber of Representatives, the lower house of the Belgian Federal Parliament, the national legislature of Belgium.

The constituency was established as Arlon-Marche-Bastogne-Neufchâteau-Virton (Dutch: Aarlen-Marche-Bastenaken-Neufchâteau-Virton) in 1995 following the fourth Belgian state reform.

The constituency currently elects four of the 150 members of the Chamber of Representatives using the open party-list proportional representation electoral system.

Luxembourg currently elects four of the 150 members of the Chamber of Representatives using the open party-list proportional representation electoral system.

[11] Split-ticket voting (panachage) is not permitted and will result in the ballot paper being invalidated.