Mark Lewis Jones (born: 1964, Rhosllannerchrugog, Wrexham, Wales) is a Welsh actor, whose roles include that of a police inspector in BBC drama series, 55 Degrees North, a whaler in the movie, Master and Commander: The Far Side of the World , and a soldier in Troy.

Began acting as a teenager with the Clwyd Youth Theatre and trained at the Welsh College of Music & Drama. Has acted with the Royal Shakespeare Company and at the Globe in London.