Saxe-Coburg was a duchy held by the Ernestine branch of the Wettin dynasty in today's Bavaria, Germany.
Saxe-Coburg, shown with the other Ernestine duchies
Veste Coburg
Coat of arms of Saxe-Coburg at the Veste Coburg with the motto, “Fideliter et constaner” (Latin, “True and steadfast”)
Coat of arms at the State House of Coburg
The Ernestine duchies, also known as the Saxon duchies, were a group of small states whose number varied, which were largely located in the present-day German state of Thuringia and governed by dukes of the Ernestine line of the House of Wettin.
Ernest, Elector of Saxony (1441–1486)
Albert, Duke of Saxony (1443–1500)