Louis VI, Landgrave of Hesse-Darmstadt

Louis VI was married twice.

1. On 24 November 1650 he married her maternal cousin Maria Elisabeth of Schleswig-Holstein-Gottorp (1634–1665), daughter of Frederick III, Duke of Holstein-Gottorp. They had eight children:

• Magdalene Sybille (1652–1712) a renowned composer of baroque churchsongs; she married Duke William Louis of Württemberg.
• Sophie Eleonore (born and died 1653).
• George (1654–1655).
• Marie Elisabeth (1656–1715) married in 1676 Duke Henry of Saxe-Römhild.
• Auguste Magdalene (1657–1674).
• Louis (1658–1678), his successor (Louis VII).
• Frederick (1659–1676)
• Sophie Marie (1661–1712) married in 1681 Duke Christian of Saxe-Eisenberg (1653–1707).

2. On 5 December 1666 he married Elisabeth Dorothea of Saxe-Gotha-Altenburg (1640–1709), daughter of Ernest I, Duke of Saxe-Gotha. They also had eight children.

• Ernst Louis (1667–1739), successor of his half-brother Louis VII who ruled for only 4 months
• Georg (1669–1705), renowned Field Marshal, killed in Barcelona
• Sophie Louise (1670–1758), married Albrecht Ernst II von Oettingen-Oettingen (1669–1731)
• Philip (1671–1736), Imperial Field Marshal and governor of Mantua, married in 1693 princess Marie Therese of Croy (1673–1714); Enrichetta Maria d'Este was their daughter
• Johann (1672–1673)
• Heinrich (1674–1741)
• Elisabeth Dorothea (1676–1721), married Frederick III Jakob of Hessen-Homburg (1673–1746)
• Friedrich (1677–1708), killed in battle