Isabel) is the virtuous central female character in Measure for Measure: a novice nun who pleads to Angelo for the life of her brother Claudio. For Isidore's Servant, see servant. J Jachimo is a villain in Cymbeline. He persuades Posthumus, wrongly, that he has slept with Posthumus' wife, Imogen. Jack: Jack Cade (hist) leads a proletarian rebellion in Henry VI, Part 2. See also John: especially Sir John Falstaff, who is often addressed as Jack. Jacquenetta is described as a light wench, and is the love interest of many comic characters in Love's Labour's Lost. Jailer: Two Jailers guard the imprisoned Posthumus in Cymbeline. A Jailer keeps Palamon and Arcite in custody in The Two Noble Kinsmen. The Jailer's Brother accompanies his niece in her madness, in The Two Noble Kinsmen. The Jailer's Daughter develops an obsessive love for Palamon, and releases him from prison, in The Two Noble Kinsmen. She descends into madness. A sympathetic Jailer guards and commiserates with Antonio in The Merchant of Venice. See also Gaoler. Jaques : Jaques is a melancholy lord in As You Like It. Jaques DeBoys is a brother to Oliver and Orlando in As You Like It. James: James Gurney (fict) is a servant of Lady Faulconbridge, in King John. James Soundpost, Simon Catling and Hugh Rebeck are minor characters, musicians, in Romeo and Juliet. Sir James Blunt is a supporter of Richmond in Richard III. Sir James Tyrrell (hist) is employed to murder the princes in the tower in Richard III. Jamy (fict) is a Scottish captain in Henry V. Jane Nightwork (fict) is a married libertine, presumably, remembered wistfully by Shallow and Falstaff in Henry IV, Part 2. Jessica is Shylock's daughter in The Merchant of Venice. She elopes with Lorenzo and converts to Christianity. A Jeweller sells a jewel to Timon in Timon of Athens. Joan la Pucelle (hist), better known to history as Joan of Arc, leads the Dauphin's forces against Talbot and the English in Henry VI, Part 1. Shakespeare presents her as an adulteress who fakes pregnancy in order to avoid being burnt at the stake. John: Don John is the bastard brother of Don Pedro, and is the chief villain in Much Ado About Nothing. Friar John is a minor character, who is unable to deliver a crucial letter from Friar Laurence to Romeo, in Romeo and Juliet. John is a servingman of Mistress