Declan Flaherty made his first appearance 22 September 1997. He is portrayed by an unknown actor.
The middle child of Eamonn and Brenda Flaherty. He is not old enough to go to school. His mother nags his grandmother, Maggie, to make dinner sooner so that Declan can go out, which she does, leaving Pauline Fowler worried about Maggie's family treating her as a slave.