Martha Esther J Cope (born 17th February 1970 in St Pancras, London) is a English actress who has appeared in Emmerdale in two roles:
- DC Morden, one of the detectives who investigated the fire at Home Farm between December 2013 and January 2014.
- Sophie Grisham, the adoptive mother of Gail Loman and Ryan Stocks' son Oscar from September 2023 to January 2024.
Martha is the daughter of former Coronation Street actor Kenneth Cope and his actress wife Rennie Lister. Her other credits include The Bill, Casualty, Peak Practice, Men Behaving Badly, Doctors, Family Affairs, Doctor Who, Holby City, EastEnders, Coronation Street and Vera.