Graham Grant Wagg (born 28 April 1983) is an English cricketer who most recently played for Glamorgan, having been at Warwickshire and Derbyshire.
Wagg made his debut as a lower-order batsman for Warwickshire's Second XI in August 1999.
Wagg spent calendar year 2005 out of the game following allegations of his use of cocaine, and was released by Warwickshire, signing for Derbyshire for 2006 on a one-year contract.
On 14 October 2020, it was announced that Wagg would leave Glamorgan after ten seasons with the Cardiff-based club.
He was recruited to Glamorgan by coach Matthew Maynard in 2011 and was a regular selection for the vast majority of his decade at the club, having a testimonial in 2019.