Louis I, Grand Duke of Hesse

Louis I, Grand Duke of Hesse (14 June 1753 – 6 April 1830) was Landgrave of Hesse-Darmstadt (as Louis X) and later the first Grand Duke of Hesse and by Rhine.

Marriage
On 19 February 1777, Louis married his first cousin, Princess Luise o Hesse-Darmstadt, daughter of Prince Georg Wilhelm of Hesse-Darmstadt.

Issue

 * 1) Ludwig, later Grand Duke Ludwig II of Hesse (26 December 1777 – 16 June 1848) married Princess Wilhelmine of Baden and had issue.
 * 2) Princess Luise (16 January 1779 – 18 April 1811) married Louis of Anhalt-Köthen and had issue.
 * 3) Prince Georg (31 August 1780 – 17 April 1856) married morganatically, Caroline Török de Szendrö an haed issue.
 * 4) Prince Friedrich (14 May 1788 – 16 March 1867)
 * 5) Stillborn twin daughters (11 May 1789)
 * 6) Prince Emil of Hesse (3 September 1790 – 30 April 1856)
 * 7) Prince Gustav (18 December 1791 – 30 January 1806)

Titles and styles
14 August 1806 – 6 April 1830 His Royal Highness The Grand Duke.
 * 14 June 1753 - 6 April 1790 His Serene Highness The Hereditary Prince of Hesse-Darmstadt.
 * 6 April 1790 – 14 August 1806 His Serene Highness The Landgrave of Hesse-Darmstadt.