Frederick I, Duke of Saxe-Gotha-Altenburg
Frederick I, Duke of Saxe-Gotha-Altenburg, was a duke of Saxe-Gotha-Altenburg. He was born in Gotha, the fourth but eldest surviving son of Ernst I, Duke of Saxe-Coburg-Altenburg and Elisabeth Sophie of Saxe-Altenburg.
When Ernst inherited the... Wikipedia
Born: July 15, 1646, Gotha, Germany
Died: August 2, 1691 (age 45 years), Friedrichswerth, Nessetal, Germany
Great grandchildren: Ernest II, Duke of Saxe-Gotha-Altenburg, George III, Caroline Matilda of Great Britain, and more