Wilhelm X. von Hessen-Kassel-Rumpenheim was born 24 December 1787 in Biebrich, Hesse, Germany to Friedrich III. von Hessen-Kassel und Rumpenheim (1747-1837) and Caroline Polyxene von Nassau-Usingen (1762-1823) and died 5 September 1867 Copenhagen, Denmark of unspecified causes. He married Louise Charlotte of Denmark (1789-1864) 10 November 1810 .
Children
| Name | Birth | Death | Joined with |
| Karoline von Hessen-Kassel-Rumpenheim (1811-1829) | |||
| Marie von Hessen-Kassel-Rumpenheim (1814-1895) | 1814 | 1895 | Friedrich August von Anhalt-Dessau (1799-1864) |
| Louise von Hessen-Kassel (1817-1898) | 7 September 1817 | 29 September 1898 | Christian IX of Denmark (1818-1906) |
| Friedrich Wilhelm II. von Hessen-Kassel-Rumpenheim (1820-1884) | |||
| Auguste von Hessen-Kassel-Rumpenheim (1823-1889) | |||
| Sofie von Hessen-Kassel-Rumpenheim (1827-1827) | |||
Footnotes (including sources)
| ‡ General |
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