Emmerdale fans speculate John Sugden's true identity is Aiden Moore, based on discovered dog tags.

Emmerdale fans suspect John Sugden's true identity might be Aiden Moore, after mysterious dog tags with the name Aiden Moore were discovered by his sister. Speculations range from Aidan being John's real name, a deceased sibling or even a former flame. John's backstory remains unknown and his eagerness to hide the dog tags fuels suspicions about his past actions.