In the short story The Harlequin Tea Set, Lily Gilliatt (née Addison) was the eldest daughter of Tom and Pilar Addison. She had fair hair like her father. Mr Satterthwaite was Lily's godfather.
Lily married Squadron Leader Simon Gilliatt, and they moved to Kenya. The pair had a son. When Roland was just a year old, Lily died in an automobile accident.