Birdie Boswell is the mother of Polly Shelby and grandmother of the Shelby siblings and the Gray siblings. She married a Shelby who's Polly Shelby's father.
Character History[]
Polly tells her son Michael Gray that his grandmother was a Gypsy Princess. Polly tells Ruben Oliver that her mother stole the expensive dress from a house she was cleaning in 1901. She and Bethany Boswell, who is the wise Gypsy, have the same surname.

Polly tells her mother's name.
Trivia[]
The Boswells were for centuries one of England's largest and most important Gypsy families. The Boswell clan were a large extended family of Travellers, and in old Nottinghamshire dialect the word bos'll was used as a term for Travellers and Romani in general.