Adamanta Chubb
From Tolkien Gateway
Adamanta Chubb was the wife of Gerontius Took, and they had nine sons and three daughters: Isengrim III, Hildigard, Isumbras IV, Hildigrim, Isembold, Hildifons, Isembard, Hildibrand, Belladonna, Donnamira, Mirabella, Isengar.