Kurš apprecējās ar Duchess Charlotte of Brunswick-Lüneburg?

Charlotte Felicitas of Brunswick-Lüneburg (8 March 1671–29 September 1710) was a German princess. She was born into the House of Hanover and later married into the House of Este, which were both part of the House of Welf. She was thus the Duchess of Modena by marriage. She died in childbirth. Some sources refer to her simply as Charlotte.

Rinaldo d'Este (26 April 1655 – 26 October 1737) was Duke of Modena and Reggio from 1694 until his death, as well as a member of the House of Este. He was succeeded by his son.