Duke Ernst I of Saxe-Coburg and Gotha was a German nobleman born on June 2, 1818. He became the first Duke of the newly established duchy of Saxe-Coburg and Gotha in 1826 after the division of Saxe-Coburg. Ernst I was known for his efforts in modernizing the duchy and promoting education and culture. He ruled until his death on August 22, 1893, and was a significant figure in the German nobility. His lineage included connections to various European royal families, making him an important player in the political landscape of the time.