Elisabeth Christine of Brunswick-Wolfenbüttel (1715–1797)

Princess Elisabeth Christine of Brunswick-Wolfenbüttel (8 November 1715 – 13 January 1797) was Queen of Prussia from 1740 till 1786 as the wife of Frederick the Great. Bi birth, she was a Duchess and Princess of Brunswick-Wolfenbüttel by birth and the longest-serving queen of Prussia.

Titles and styles

 * 8 November 1715 - 12 June 1733 Her Serene Highness Princess Elisabeth Christine of Brunswick-Wolfenbüttel.
 * 12 June 1733 - 31 May 1740 Her Royal Highness The Crown Princess of Prussia.
 * 31 May 1740 – 19 February 1772 Her Majesty The Queen in Prussia.
 * 19 February 1772 - 17 August 1786 Her Majesty The Queen of Prussia.