House of Luxembourg-Nassau

Coat of Arms
House of Nassau-Weilburg
Lords of Merenberg, Gleiberg, Reichelsheim, Kleeberg
and Löhnberg
Counts of Nassau-Weilburg
Known as Younger branch of Nassau-Weilburg
House of Nassau-Weilburg
Counts and Princes of Nassau-Weilburg
Sovereign Dukes of Nassau
1806-1866
Small arms
House of Nassau-Weilburg
Counts and Princes of Nassau-Weilburg
Sovereign Dukes of Nassau
Middle arms
House of Luxembourg-Nassau
Grand Dukes of Luxembourg
1890-1964
Arms used from 1898

Cadet Branches
House of Merenberg
Counts of Merenberg
Morganatic branch issued from Nikolaus Wilhelm, son of Wilhelm, Duke of Nassau from his 2nd marriage
Assumed the name and modified arms of the old Merenberg family
House of Bourbon-Parma-Luxembourg
Princes of Luxembourg, Nassau and Bourbon-Parma
Grand Dukes of Luxembourg
Matrilineal branch issued from Charlotte, daughter of William IV, Grand Duke of Luxembourg