Editing Frederick I of Prussia (section)

=== Marriages and children ===

[[File:Frederick I of Prussia.jpg|thumb|King Frederick I of Prussia|361x361px]]

Frederick was married three times:
* first, in 1679, to [[Elizabeth Henrietta of Hesse-Kassel]] (1661–1683), with whom he had one child, 
** [[Princess Louise Dorothea of Prussia|Louise Dorothea]], born 1680, who died without issue at age 25.
* then to [[Sophia Charlotte of Hanover]] (1668–1705), with whom he had 
** Frederick August (6 October 1685 – 31 January 1686) died in infancy.
** [[Frederick William I of Prussia|Frederick William I]], born in 1688, who succeeded him.
* In 1708, he married [[Sophia Louise of Mecklenburg-Schwerin]], who survived him but had no children by him. 
He also had an official mistress, [[Catharina von Wartenberg]], between 1696 and 1711. However, he was never known to make use of her services, being deeply in love with his second wife.{{Citation needed|date=December 2023}}