Everything you need to know about the Beatle's five children including what they do for work, who their mothers are and if ...
Arthur is the oldest of McCartney’s eight grandchildren. The Yale University graduate is the eldest son to The Beatles member's daughter, Mary, and her ex-husband, Alistair Donald.
In one of the photos, she referred to Paul McCartney's 25-year-old ... eldest son of Paul and Linda's daughter Mary Anna with ex-husband Alistair Donald.