Which pretender to the English throne styled himself as Richard 4th?
Pretender right to a position who do "not" actively claim it, as well as impostors with wholly fabricated claims (as pretenders to Henry VII's throne Lambert Simnel and Perkin Warbeck attest). People in the latter category often assume the identities of deceased or missing royalty to support their claim, and are sometimes referred to for clarity as false pretenders or royal impersonators. A pretender to the title of Pope is called an antipope. Ancient Rome knew many pretenders to the offices making up the title of Roman Emperor, especially during the crisis of the Third Century. These are customarily referred to
English claims to the French throne the last twelve years of his life and his son, the Old Pretender, until the Treaty of Utrecht in 1713, were actually pensioners of Louis XIV at the very time they were claiming his title. The Jacobite succession has continued since 1807 but none of the eight subsequent holders of the claims has actively pursued them. They continue to be customarily known as "King (or Queen) of France" by the Jacobites. The heir presumptive of the Jacobite claim is Franz's younger brother In addition two failed claimants to the throne of England were also styled King of France. They are