Mark Wylde is a fictional character from the British ITV soap opera Emmerdale, played by Maxwell Caulfield. He made his first appearance on 15 January 2009 and departed on 14 January 2010.

Emmerdale is a British television soap opera that is broadcast on ITV. The show is set in Emmerdale, a fictional village in the Yorkshire Dales. Created by Kevin Laffan, Emmerdale Farm was first broadcast on 16 October 1972. Interior scenes have been filmed at the Leeds Studios since its inception. Exterior scenes were first filmed in Arncliffe in Littondale, and the series may have taken its name from Amerdale, an ancient name of Littondale. Exterior scenes were later shot at Esholt, but are now shot at a purpose-built set on the Harewood estate.