Coronation Street is a British soap opera first broadcast on 9 December 1960. The following is a list of characters introduced in 2021, by order of first appearance. All characters are introduced by series producer Iain MacLeod. The first character to be introduced is (Glen Wallace) in January, as a love interest of Carla Connor (Alison King). Teenager (Jack James Ryan) arrives in February, followed by (Vinta Morgan), the brother of Ed (Trevor Michael Georges), later that month. In March, drug lord (Will Mellor) made his first appearance. (Paul Opacic) was introduced in April as the father of Corey Brent (Maximus Evans). (Sam Retford) then made his first appearance in May as a love interest for Emma Brooker (Alexandra Mardell). (Madeline Edmondson) begins appearing in September as an inmate that befriends Kelly Neelan (Millie Gibson) in prison, as well as (Joe Frost), a construction worker hired by the Platt family. Rebecca Ryan then joined the cast in December as . Additionally, multiple appear throughout the year.