Jason Grimshaw

Jason Grimshaw is a fictional character from the British ITV soap opera Coronation Street. Portrayed by Ryan Thomas, the character first appeared on screen on 25 December 2000. It was announced in October 2015 that Thomas had quit the role of Jason, and the character departed on 29 June 2016. Thomas reprised the role for a brief stint between 30 May and 6 June 2025, to coincide with the permanent departure of Jason's mother, Eileen Grimshaw (Sue Cleaver).

Jason is the son of Eileen Grimshaw (Sue Cleaver) and Tony Stewart (Alan Igbon/Terence Maynard), but he did not know his father for many years. His younger brother is Todd Grimshaw (Bruno Langley/Gareth Pierce). Jason's storylines have mostly revolved around his failed relationships with various women including, Sarah Platt (Tina O'Brien), Candice Stowe (Nikki Sanderson), Violet Wilson (Jenny Platt), Becky McDonald (Katherine Kelly), Rosie Webster (Helen Flanagan), Stella Price (Michelle Collins), Maria Connor (Samia Ghadie) and Eva Price (Catherine Tyldesley). His other storylines have included: being attacked by his enemy Callum Logan (Sean Ward); grieving for his father, Tony, after he dies off-screen; and becoming a suspect in Callum's murder. He leaves Weatherfield after being manipulated by his mother's new boyfriend and later husband, Pat Phelan (Connor McIntyre).