Trivia

Is a close friend of former glamour model Katie Price.

Became a father for the 1st and 2nd time at age 18 when his [now ex] girlfriend Sarah Burge gave birth to their twin daughters Chloe and Charlotte Gaffney on 17 July 1996.

Attended The Sylvia Young Theatre School.

Trained at the Corona Academy, founded by Rona Knight.

Brother, Gary Gaffney made and sold lurid allegations about Dean in several national tabloids throughout the UK, resulting in the pair not speaking.

Was in attendance at the wedding of his former EastEnders (1985) co-star Danniella Westbrook to Kevin Jenkins (27 December 2001).

Was in attendance at the wedding of Samantha Womack to Mark Womack (17 May 2009).

Participated in the reality TV competition I'm a Celebrity, Get Me Out of Here! (2002) in 2006, finishing up fifth.

Is one of 10 EastEnders (1985) actors to have competed in I'm a Celebrity, Get Me Out of Here! (2002). The others, in chronological order, are Danniella Westbrook (Sam Mitchell), Sid Owen (Ricky Butcher), Elaine Lordan (Lynne Hobbs), Marc Bannerman (Gianni di Marco), Joe Swash (Mickey Miller), Lucy Benjamin (Lisa Fowler), Charlie Brooks (Janine Butcher), Laila Morse (Mo Harris) and Larry Lamb (Archie Mitchell).

Ranked #97 in the 100 Greatest EastEnders (1985) Characters of All Time for his performance as Robbie Jackson (2010).

Touring with the Agatha Christie Theatre Company in 'The Unexpected Guest' playing Jan. (2007)

As of 2018 he is the 8th-longest serving actor in the history of EastEnders (1985) (tied with Bill Treacher, Derek Martin and James Alexandrou, and behind only Adam Woodyatt, Steve McFadden, Perry Fenwick, Sid Owen, Rudolph Walker, a tied Mike Reid and Todd Carty, and John Bardon), having played the character Robbie Jackson intermittently for 11 years (initially from 1993 to 2003, with brief appearances in 2004, 2010 and 2015, and then from 2017 onwards).

Known to have frequented the 'Save the Rose Theatre' campaign prior to press day (1988-1989). At least 1 occasion accompanied by EastEnders (1985), co-star 'Wellard'.

Was in attendance at the wedding of his EastEnders (1985) on-screen cousin Jacqueline Jossa to Dan Osborne on June 24, 2017.