Frederick William III
He married Louise of Mecklenburg- Strelitz . Louise of Mecklenburg- Strelitz was born at 1776 .
They were the parents of 9
children:
Frederick William IV
born 15 Oct 1795.
William I of Germany
born 22 Mar 1797.
Charlotte of Prussia
born 1798.
Frederica
born 1799.
Charles
born 1801.
Alexandrine
born 1803.
Ferdinand
born 1804.
Louisa of Prussia
born 1808.
Albert of Prussia
born 1809.
Frederick William III died 1840 .
Louise of Mecklenburg- Strelitz died 1810 .