WHEN Joy McAvoy tells a tale featuring her famous brother admiration abounds. Why? It’s not about an actress looking to cash in on fame by Hollywood association. McAvoy’s. McAvoy has a younger sister named Joy and a younger half-brother named Donald. James McAvoy’s Siblings. Joy McAvoy was born in August 1982 in Glasgow, Scotland, UK..
James Mcavoy Siblings
James McAvoy has one full sibling and a half-sibling from his father’s side. His siblings are named Joy and Donald McAvoy respectively. Joy is McAvoy’s younger sister,.