Rookwood (novel) of "Rookwood" and many more added in later editions. Of the other songs, some were sung by gypsies about love, some were hymns, and some were used to further the gothic setting. The name Rookwood alludes to the old Recusant (Roman Catholic) family of that name, most famous of whom was Ambrose Rookwood, executed in 1606 for his part in the Gunpowder Plot (the conspiracy which forms the theme of Ainsworth's 1841 novel "Guy Fawkes"). Ainsworth, perhaps consciously, paid a double homage to this family, in that his later historical romance "The Spendthrift" concerns an eighteenth-century heir of the Gage
Ambrose Rookwood daughter of William Tyrwhitt, of Kettleby in Lincolnshire, and his wife Elizabeth, daughter of Sir Peter Frescheville, of Staveley in Derbyshire. The Tyrwhitts were another prominent Roman Catholic family and his wife was possibly a first cousin to his future fellow conspirator Robert Keyes. The couple had two sons, Robert and Henry. On his father's death in 1600, he inherited Coldham Hall, which subsequently became a refuge for priests. The following year he joined the Earl of Essex's abortive rebellion against the government, for which he was captured and held at Newgate Prison. In August 1605 Rookwood joined the Jesuits