Gertrude Rigby (1812–1831)
Gertrude de Rosen () (1831–1859)
Daughter of Anne Palgrave and Edward Rigby. Cousin of Maria Turner, Joseph Dalton Hooker’s mother. Baroness de Rosen. Married in 1830 in Framingham Earl, Norfolk, Theophile Reinhold William de Rosen (baron de Rosen) of Estonia (1808–93; also known as Gottlieb Wilhelm Reinhold von Rosen), younger brother of Hans Robert Otto Frederick de Rosen, baron de Rosen (Robert Hans Otto Friedrich von Rosen, husband of Maria Justina Rigby, in 1831. Died in Reval (now Tallinn, Estonia).