1. Gerberge (Geva) de Mayinhard married Count Diedrich I de Friesland.
Count Diedrich I de Friesland, son of Count Gerolf de Friesland (c. 845- ), was born circa 0900. He and Gerberge (Geva) de Mayinhard had the following children:
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2. Count Diedrich II de Friesland, son of Count Diedrich I de Friesland and Gerberge (Geva) de Mayinhard, was born circa 0938. He died in 0966. He married Hildegarde France.
Hildegarde France, daughter of King of France LOUIS IV ( - ) and Gerberga of Saxony (913-984), was born circa 0939. She and Count Diedrich II de Friesland had the following children:
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3. Arnold de Gand, son of Count Diedrich II de Friesland and Hildegarde France, was born circa 0961 in Ghent, Flanders. He married Luitgarde de Luxembourg in May 0980. He died on 18 September 0993 in Egmond-Binnen, Netherlands.
Luitgarde de Luxembourg was born circa 0963. She died circa 1005. She and Arnold de Gand had the following children:
| 4 | Adele (Adeline) de Holland (c. 980- ). Adele was born circa 0980. |