Royal Quest IV was a professional wrestling event promoted by New Japan Pro-Wrestling (NJPW). The event took place on October 20, 2024, at the Crystal Palace National Sports Centre in London, England and featured wrestlers from Revolution Pro Wrestling (RevPro).
Royal Quest IV was the fourth event in the Royal Quest chronology, following Royal Quest III.
Royal Quest IV featured professional wrestling matches that involved different wrestlers from pre-existing scripted feuds and storylines. Wrestlers portrayed villains, heroes or less distinguishable characters in the scripted events that built tension and culminate in a wrestling match or series of matches.