Lady Wallace "built a career and reputation for herself through her work as a translator, in particular with her translations of the lives and letters of contemporary musicians for Longman's, which remained the standard English versions for generations.
Before his death on11 March 1826, they were the parents of two children:[3] In his Familiar Letters (ii.348) Sir Walter Scott writes to his son in 1825: "Mama and Anne are quite well; they are with me on a visit to Sir Alex.
Don and his new lady, who is a very pleasant woman, and plays on the harp delightfully".
Lady Wallace died on 12 March 1878 without children from her second marriage.
[4] Lady Wallace long and actively pursued a career as a translator of German and Spanish works, among others:[4]