Cromwell's the name of: People Thomas Cromwell, 1st Earl of Essex, English statesman in the reign of Henry VIII of England Oliver Cromwell, Lord Protector of England, Scotland and Ireland (1653-58), a great-great nephew of the above, and his sons Richard Cromwell, Lord Protector of England, Scotland and Ireland (1658-59) Henry Cromwell, Lord Deputy of Ireland James Cromwell, American actor who played characters such as Zefram Cochrane and Dr. Alfred Lanning James H. R. Cromwell, American d… (More on Cromwell)