Derek Bernard Wilton is a fictional character from the British ITV soap opera Coronation Street, portrayed by Peter Baldwin.

In 1976, Derek was introduced as a love interest for Mavis Riley (Thelma Barlow), but it was more than a decade before the couple finally married in 1988, after simultaneously jilting each other four years earlier.

[citation needed] Marilyn J. Matelski cites Mavis and Derek Wilton as examples of clever naming,[4] in that the serial had created a fitting image of the characters before viewers even saw them together.

to have caused his co-worker Thelma Barlow (who played his on-screen wife Mavis) to quit her role in the show.

While appearing on ITVs This Morning in October 2010, Barlow denied it was the reason she left the show, stating she had decided to quit before Baldwin was axed.