How many kings of England were immortalized in Shakespeare's history plays?

The ten plays usually called history plays are King John, Richard II, Henry IV Part 1, Henry IV Part 2, Henry V, Henry VI Part 1, Henry VI Part 2, Henry VI Part 3, Richard III and Henry VIII.

Kings of England portrayed at one point or another in these plays are John, Henry III, Richard II, Henry IV, Henry V, Henry VI, Edward IV, Edward V, Henry VII and Henry VIII.

The following Kings and Queens of England appear in Shakespeare's history plays: John, Henry III, Richard II, Henry IV, Henry V, Henry VI, Edward IV, Edward V, Richard III, Henry VII, Henry VIII, and Elizabeth. Whether they were made immortal by these characterizations is another story. Henry III and Henry VII only appear at the end of plays to take over from the previous and recently deceased monarch. And Edward V is just a teenager and Elizabeth a baby when they appear.