Slice of info from the link that KGarrad provided
Nesta Forestier-Walker was born on 8 June 1900.1 She was the daughter of Sir George Ferdinand Forestier-Walker, 3rd Bt. and Georgina Emily Chamberlain.2 She married Major Robert Orlando Rodolph Kenyon-Slaney, son of Colonel Rt. Hon. William Slaney Kenyon-Slaney and Lady Mabel Selina Bridgeman, on 25 April 1931.1 She died on 22 February 1947 at age 46.1
Her married name became Kenyon-Slaney.
There are more servants than family in the 1901 census!
Archive reference RG13
Piece number 4963
Folio 30
Page 26