Rob Brydon Joy Jones (née Brydon), was a school teacher, and his father, Howard Jones, was a car dealer. He grew up in Baglan, with his younger brother Peter (born 1973). Brydon was educated at two independent schools: St. John's School in Porthcawl, which Eddie Izzard also attended, and Dumbarton House School in Swansea until the age of 14. This was followed by Porthcawl Comprehensive School, where he met Ruth Jones (with whom he later worked in "Gavin & Stacey") and became a member of the school's youth theatre group. While at Dumbarton, he once stole the lunch money of fellow pupil
Diarmuid Gavin screened the television show "I Want a Garden". In 2011, RTE launched "Dirty Old Towns" with Gavin as co-presenter, and a second series aired in 2012. Gavin presented an episode of "Great British Garden Revival" on BBC Two in 2014. In 2018, Gavin judged the Young Landscapers Award at the BBC "Gardeners’ World Live" show. In autumn 2004, Gavin participated in BBC One's "Strictly Come Dancing" and in summer 2006, "Only Fools on Horses". In 2010, Gavin took part in the first series of the ITV reality competition "71 Degrees North" and was the third celebrity to become eliminated on