Alfred , Duke of Saxe-Coburg and Gotha ( Alfred Ernest Albert ; 6 August 1844 â `` 30 July 1900 ) was the third Duke of Saxe-Coburg and Gotha reigning between 1893 and 1900 . He was the second son of Victoria of the United Kingdom and Albert . His father was Albert of Saxe-Coburg and Gotha , the second son of Ernst I , Duke of Saxe-Coburg and Gotha .