The christening of the Princess was one of the most elaborate ceremonies at the court in Kassel, including "four days of lavish games, tournaments, and fireworks".

[2] A second manuscript about the celebrations, "compiled and executed by an unknown hand", is held by the Bavarian State Library.

Her father wanted to marry her to Charles Philip, Duke of Södermanland, but she refused.

Elizabeth married on 25 March 1618 in Kassel, to Duke John Albert II of Mecklenburg-Güstrow, who already had four children from his first marriage.

Elizabeth had no children from her marriage and on her death, her dowry, the city of Dargun, fell back to Hesse.