Alexis William Ernest Philip of Hesse-Philippsthal-Barchfeld (; 13 September 1829 in Burgsteinfurt – 16 August 1905 in Herleshausen) was the last ruling Landgrave of Hesse-Philippsthal-Barchfeld.
Alexis was a son of the Landgrave Charles of Hesse-Philippsthal-Barchfeld (1784âÂÂ1854) from his second marriage to Sophie (1794âÂÂ1873), the daughter of Louis William Geldricus Ernest, Prince of Bentheim and Steinfurt. He succeeded his father in 1854 as Landgrave of Hesse-Philippsthal-Barchfeld.
Alexis was a Prussian General of the Cavalry ÃÂ la suite. From 1866, he was a member of the Prussian House of Lords and a Knight of the Prussian Order of the Black Eagle.
Prussia annexed the Electorate of Hesse, including Hesse-Philippsthal-Barchfeld, in 1866. From 1880, Alexis and Ernest of Hesse-Philippsthal together received, as heirs of the Landgraves of Philippsthal, a pension of from the Electorate of Hesse Trust Fund. They were also given three castles: the City Castle in Hanau, Rotenburg Castle and Schönfeld Castle in Kassel.
On 17 June 1854, Alexis married at Charlottenburg Palace to Princess Louise of Prussia (1829âÂÂ1901), the elder daughter of Prince Charles of Prussia and his wife, Princess Marie of Saxe-Weimar-Eisenach. The marriage remained childless and ended with a divorce on 6 March 1861.
Wilhelm died on 16 August 1905 in Herleshausen, Hesse, Germany. He was succeeded as titular Landgrave of Hesse-Philippsthal-Barchfeld by his nephew Chlodwig (1876âÂÂ1954), the son of his brother William (1831âÂÂ1890).