| # | Name | Origin | Meaning | Gender | |
|---|---|---|---|---|---|
| 401 | Menecrates | Shakespearean | Antony and Cleopatra'. Friend to Pompey. | M | |
| 402 | Menelaus | Shakespearean | 'The History of Troilus and Cressida' Brother to the Greek general. | M | |
| 403 | Menenius | Shakespearean | 'The Tragedy of Coriolanus.' Menenius Agrippa, friend to Coriolanus. | M | |
| 404 | Menteith | Shakespearean | 'The Tragedy of Macbeth' A nobleman of Scotland. | M | |
| 405 | Mercutio | Shakespearean | 'The Tragedy of Romeo And Juliet' Kinsman to Prince Escalus and friend to Romeo. | M | |
| 406 | Messala | Shakespearean | 'The Tragedy of Julius Caesar' Supportor of Brutus. | M | |
| 407 | Metellus | Shakespearean | 'The Tragedy of Julius Caesar' A conspirator against Caesar. | M | |
| 408 | Michael | Shakespearean | 'King Henry IV, Part 1' Sir Michael, a friend to the Archbishop of York. 'Henry VI, Part 2' Michael and his company are followers of Jack Cade, a rebel. | M | |
| 409 | Milan | Shakespearean | 'Two Gentlemen of Verona' The Duke of Milan, father to Silvia. | M | |
| 410 | Minola | Shakespearean | 'The Taming of the Shrew' Baptista Minola, a gentleman of Padua. | M | |
| 411 | Miranda | Shakespearean | 'The Tempest' Daughter to Prospero. | F | |
| 412 | Montague | Shakespearean | 'The Tragedy of Romeo And Juliet' Lady Montague, wife to Montague. | F | |
| 413 | Montague | Shakespearean | 'King Henry the Sixth, Part III' Marquis of Montague. 'The Tragedy of Romeo And Juliet' Romeo's father, Head of the Montague house, at variance with the Capulets. | M | |
| 414 | Montano | Shakespearean | 'The Tragedy of Othello' A Cypriot official. | M | |
| 415 | Montgomery | Shakespearean | 'King Henry the Sixth, Part III' Sir John Montgomery. | M | |
| 416 | Montjoy | Shakespearean | 'King Henry V' A French herald. | M | |
| 417 | Moonshine | Shakespearean | A Midsummer Night's Dream' Starveling, a tailor, acts as Moonshine in the play within the play. | M | |
| 418 | Mopsa | Shakespearean | 'The Winter's Tale' Shepherdess. | F | |
| 419 | Morgan | Shakespearean | 'Cymbeline' The disguised identity of Belarius, a banished lord. | M | |
| 420 | Morocco | Shakespearean | 'The Merchant of Venice' The Prince of Morocco, suitor to Portia. | M | |