The coat of arms of Luxembourg has its origins in the Middle Ages and was derived from the arms of the Duchy of Limburg, in modern-day Belgium and the Netherlands. In heraldic language, the arms are described as: Barry of ten Argent and Azure, a Lion rampant queue forchée Gules crowned, armed and langued Or.
Versions
There are greater, middle and lesser versions of the coat of arms of Luxembourg. The greater coat of arms has two reguardant and crowned lions as supporters, the Dynastic Order (the Order of the Oak Crown) and all surrounded by ermine mantling crowned with a heraldic royal crown (the crown used by the Grand Duke). The middle coat of arms has the supporters and the crown. The lesser coat of arms has the crown and the escutcheon without external ornaments.
thumb|Version used on street signs.
Arms of the monarch
The Grand Duke has a personal coat of arms, the current arms were adopted in 2001: