|Intro||Regent of hesse-homburg|
|Birth||June 30, 1604 (Runkel, Limburg-Weilburg, Giessen Government Region, Hesse)|
|Death||August 13, 1667 (Wildenfels, Zwickau (district), Saxony, Germany)|
Margaret Elisabeth of Leiningen-Westerburg (30 June 1604 in Schadeck, today part of Runkel – 13 August 1667 at Wiesenburg Castle), was a Countess of Leiningen and regent of the Landgraviate of Hesse-Homburg during the minority of her sons from 1638.
Margaret Elizabeth was the only child from the first marriage of Count Christopher of Leiningen-Westerburg (1575-1635) and Anna Maria Ungnad, Baroness of Weissenwolff (1573-1606). She married on 10 August 1622 at Butzbach to Landgrave Frederick I of Hesse-Homburg. After Margaret Elizabeth had given birth to her second son, primogeniture was introduced in the landgraviate.
After the death of her husband on 9 May 1638, she led the regency for her infant sons. Her youngest son was Frederick II of Hesse-Homburg, the famous Prince of Homburg.
Margaret Elisabeth and Frederick I had the following children:
- Louis Philippe (1623–1643)
- George (1624–1624)
- William Christoph (1625–1681), Landgrave of Hesse-Homburg
- married firstly in 1650 Princess Sophia Eleonore of Hesse-Darmstadt (1634–1663)
- married secondly in 1665 Princess Anna Elisabeth of Saxe-Lauenburg (1624–1688)
- George Christian (1626–1677)
- married in 1666 Anna Catherine of Pogwisch, widow of von Ahlefeldt (1633–1694)
- Anna Margaret (1629–1686)
- married in 1650 Duke Philip Louis of Schleswig-Holstein-Sonderburg-Wiesenburg (1620–1689)
- Frederick II (1633–1708), Landgrave of Hesse-Homburg, better known as The Prince of Homburg