| # | Name | Origin | Meaning | Gender | |
|---|---|---|---|---|---|
| 321 | Julius | Shakespearean | 'The Tragedy of Julius Caesar' Julius Caesar, Roman statesman and general. | M | |
| 322 | Junius | Shakespearean | 'The Tragedy of Coriolanus.' Junius Brutus, Tribune of the People. | M | |
| 323 | Juno | Shakespearean | 'The Tempest' A spirit, a Roman goddess. | F | |
| 324 | Katharine | Shakespearean | 'King Henry the Eighth' Queen Katharine, wife to King Henry, afterwards divorced. 'Love's Labours Lost' A lady attending on the Princess of France. | F | |
| 325 | Katherina | Shakespearean | 'The Taming of the Shrew' the shrew, and daughter to Baptista. | F | |
| 326 | Katherine | Shakespearean | 'King Henry V' Daughter to Charles and Isabel, King and Queen of France. | F | |
| 327 | Kent | Shakespearean | 'King Henry IV, Part 2' Earl of Kent, one of the King's party. 'Tragedy of King Lear' Earl of Kent. | M | |
| 328 | Laertes | Shakespearean | 'Hamlet, Prince of Denmark' Son to Polonius, the Lord Chamberlain. | M | |
| 329 | Lafeu | Shakespearean | All's Well That Ends Well.' An old lord. | M | |
| 330 | Lancaster | Shakespearean | 'King Henry IV, Part 1 and 2' Prince John of Lancaster, son to the King. | M | |
| 331 | Langley | Shakespearean | 'King Henry IV, 1' Earl of March. 'King Henry VI, III' Edmund, Earl of Rutland and son to Richard Plantagenet. 'Tragedy of King Lear' Edmund, bastard son to Gloucester. 'King Richard The Second' Edmund Langley, Duke of York and uncle to the King. | M | |
| 332 | Lartius | Shakespearean | 'The Tragedy of Coriolanus.' Titus Lartius, a general against the Volscians. | M | |
| 333 | Launce | Shakespearean | 'Two Gentlemen of Verona' The like to Proteus. | M | |
| 334 | Laurence | Shakespearean | 'The Tragedy of Romeo And Juliet' Friar Laurence, Franciscan. | M | |
| 335 | Lavache | Shakespearean | All's Well That Ends Well.' A clown and servant to the Countess of Rousillon. | M | |
| 336 | Lavinia | Shakespearean | 'The Tragedy of Titus Andronicus' Daughter to Titus Andronicus. | F | |
| 337 | Le Beau | Shakespearean | As You Like It' A courtier attending upon Frederick. | M | |
| 338 | Lear | Shakespearean | 'Tragedy of King Lear' Lear, King of Britain. | M | |
| 339 | Lena | Shakespearean | 'The Tragedy of Julius Caesar' A senator. | M | |
| 340 | Lennox | Shakespearean | 'The Tragedy of Macbeth' A nobleman of Scotland. | M | |