Eifion Lewis-Roberts (born 13 February 1981 in St Asaph, Denbighshire, Wales) is a former Welsh international rugby union player.

A Prop forward, Roberts was selected for the Wales national rugby union team for the Autumn internationals series in October 2008, playing his first game on 14 November against Canada.

[3] Despite interest from clubs in the Celtic League and the French Top 14, Lewis-Roberts signed a three-year contract with Sale Sharks in March 2010.

In September the same year, early in the season, Lewis-Roberts suffered an injury to the anterior cruciate ligament in his knee in a match against Harlequins.

[5] At the end of the 2011–12 season he returned to Sale Sharks as part of a deal which saw Andrew Sheridan go in the other direction to Toulon.