The House of Merode is one of the most prominent families of the Belgian nobility. It originates from the village of Merode, which is now in the municipality of Langerwehe in Germany. Over the past five centuries, different branches bore noble titles and had estates on the territories of the modern-day states of Germany, Belgium, the Netherlands, France and Austria. Through marriage, the house is connected with many prominent European noble families. The House of Merode played an important role in the history of the Southern Netherlands and the Kingdom of Belgium.

The Belgian nobility comprises Belgian individuals or families recognized as noble with or without a title of nobility in the Kingdom of Belgium. The Belgian constitution states that no specific privileges are attached to the nobility.