She was the daughter of the John Ernest IV, Duke of Saxe-Coburg-Saalfeld, and his wife, the Duchess Sophie Hedwig of Saxe-Merseburg (1666-1686).

After her husband's death, she received Babenhausen Castle as her widow seat.

With the death of Johann Reinhard III, Count of Hanau-Lichtenberg, the House of Hanau died out in the male line.

She received the stately home Salzhaus in the old city of Hanau, where she lived the rest of her life.

her tomb was largely destroyed when the town was bombed during World War II.