Career
She was a half-sister of Queen Caroline of Great Britain, the wife of King George II
On 20 (or 30) August 1699, Dorothea Friederike Count married Johann Reinhard III of Hanau-Lichtenberg. She was the last Countess of Hanau. The marriage produced one daughter: Charlotte Christine Magdalene Johanna (1700 – 1726).
Friederike Dorothea died on 13 March 1731 and was buried on 17 or 25 March 1731 in the family vault of the Hanau counts in the Saint John"s Church (Hanau) (currently known as Old Street John"s Church) in Hanau.
The tomb was largely destroyed in the bombing of the Second World War.