Mother (deceased)
Husband Freddie Thorne (deceased)
Father Arthur Shelby Sr. (deceased)
Older Brother Arthur Shelby Jr.
Older Brother Thomas Shelby
Older Brother John Shelby
Younger Brother Finn Shelby
Aunt Polly Shelby
Uncle Charlie Strong
Cousin Michael Gray
Nephew Charles Shelby
Sister-in-Law Grace Shelby
Sister-in-Law Linda Shelby
Sister-in-Law Esme Shelby
Sister-in-Law Martha Shelby (deceased)
Ada Thorne (née Shelby) is the fourth and only female of the Shelby sibling. She married Freddie Thorne and has his son, Karl.
Series 1
Ada is in a secret romantic relationship with known Communist and Thomas's ex-best friend, Freddie Thorne. In the midst of a police raid, Freddie is forced to leave Birmingham, before Ada discovers that she is pregnant with Freddie's child. Uncertain about her future with Freddie, she, heeding Polly's advice, planned to abort her child. However, Freddie shows up at the train platform when Polly and Ada are on their way to Cardiff for the planned abortion, and they are reunited and eventually married.
Series 2
Two years later (1922)
Following Freddie's death, Ada has moved to London. Her support for the Communist cause leads to a disapproval of the lifestyle of her family and this results in her self-imposed isolation from the Shelby Family. However, Thomas still pays her visits and looks out for her welfare. Ada accepts his concern, but is still critical of his lifestyle.