Stephen Martin Leake was a numismatist and long-serving officer of arms at the College of Arms in London.
Stephen Martin Leake, 1803 engraving by Thomas Milton.
A herald, or a herald of arms, is an officer of arms, ranking between pursuivant and king of arms. The title is commonly applied more broadly to all officers of arms.
Pictures of heralds from the 14th–17th century, from H. Ströhl's Heraldischer Atlas
English and Scottish heralds, wearing tabards, in procession during the Coronation of Charles III and Camilla (2023).
Herald Gelre of the Duke of Gueldres (around 1380)
Bavarian herald Jörg Rugen [de] wearing a tabard of the Coat of arms of Bavaria, around 1510.