Born on March 16, 1963, in Bromley, England, Jerome Flynn is the son of Eric and Fern Flynn. Like him, his father was an actor and singer. His mother, on the other hand, worked as a drama teacher. He has a brother, Daniel, and a sister, Kerry. From his father’s second marriage to South African native Caroline, he has two half-siblings, Lillie and Johnny. Most of his siblings are involved in the entertainment industry. Daniel is an actor. Johnny is a singer, musician, songwriter, and actor. Lillie earned an acting degree from The Central School of Speech and Drama in 2007.
His love of animals was inherited from his mother. She would often rescue injured animals and provided them shelter until they were healthy again.