After the death of his son Dietrich in 1227, her father chose Lauretta as his heiress as Countess of Saarbrücken, with an official statement with the Bishop of Metz, and gave a part of the county to each of the daughters (mentioning "Joffroi d'Aspremont, Lorate, Mahaus & Jehane").

She succeeded Simon[1] as the Countess of Saarbrücken at his death in 1233.

Both husbands were considered counts jure uxoris from 1243 to 1259 when Dietrich returned to Cleves (Kleve).

1326), who was not yet married, and Loretta let her sister Mathilde inherit the county.

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