Louis was born at
Spangenberg, the son of
Hermann II, Landgrave of Hesse, and
Margaret, the daughter of
Frederick V of
Nuremberg. He married
Anna (5 June 1420 - 17 September 1462) daughter of
Frederick I, Elector of Saxony on 13 September 1436. Their children were: •
Louis II (7 September 1438 - 8 November 1471) •
Henry III (15 October 1440 - 13 January 1483) •
Hermann IV, Archbishop of Cologne (1450 - 19 October 1508) • Elisabeth (14 December 1453 - 22 April 1489), married
John III, Count of Nassau-Weilburg • Friedrich (1458- 1 June 1463) After 1425 a conflict with the
Electorate of Mainz over claims to power in Hesse broke out into open conflict and Archbishop
Conrad III of Mainz suffered a decisive defeat at
Fulda in 1427. ==References==