Frederick Unknown |
Frederick Unknown<br>Gender: Male<br>Death: 1300<br>Father: Fréderic III de Lorraine, duc de Lorraine<br>Mother: Marguerite de Champagne, infante de Navarre<br>Siblings: Isabella de Lorraine, Mathias Unknown, Agnès de Lorraine, Thiébaud II de Lorraine, duc de Lorraine, Catherine de Lorraine, dame de Romont, Gerard Unknown
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