Julian Lewis Jones (born 21 August 1968) is a Welsh actor. He trained at the Welsh College of Music & Drama. He has appeared largely on British television in shows such as Where the Heart Is and Caerdydd. In 2009, he starred in Clint Eastwood’s drama film Invictus, as the head of Nelson Mandela’s bodyguard team.

Originally from Anglesey, Jones lives in Nantgaredig. A fluent Welsh speaker, he has appeared on various productions on the Welsh-language channel S4C, including as a presenter of a popular fishing program Sgota.

In 2010, he appeared in the TV series The Tudors as Mr. Roper (the park keeper) in Season 4, Episode 1. Also in 2010, he appeared on the British TV series Spooks (US title MI-5) as Russian spy Viktor Barenshik in Season 9, Episode 3. From 2012 onwards he appeared in the Sky1 drama-comedy series Stella as Karl Morris, and in 2012 in an episode of the BBC Two drama-comedy series Ambassadors.