Officer of arms
An officer of arms is a person appointed by a sovereign or state with authority to perform one or more of the following functions: to control and initiate armorial matters; to arrange and participate in ceremonies of state; to conserve and interpret heraldic and genealogical records. == By country == The medieval practice of appointing heralds or pursuivants to the establishment of a noble household is still common in European countries, particularly those in which there is no official heraldic control or authority.