Gretchen

Gender: Female   

Family structure
　Father: Aub Ehrenfest (third generation)
　 Mother: father's first or third wife

　 Husband: husband (Rihyarda's maternal uncle)
　　　 Children: 1 son and 2 daughters

　 Brother: Aub Ehrenfest (fourth generation)
　　　 Nephew: Giebe Groschel (first generation)
　　　 Nephew: Aub Ehrenfest (fifth generation)

　 Half-brother: son of the second wife of Aub Ehrenfest (third generation)
　　　 Half-niece: Rihyarda

Deceased. She was a candidate for Archduke of Ehrenfest. She was the first person Rihyarda served.