Starting with letter M
| # | Name | Origin | Meaning | Gender | |
|---|---|---|---|---|---|
| 421 | Melzar | Biblical | Circumcision of a narrow place, or of a bond. | M | |
| 422 | Memnon | Latin | Killed by Achilles in the Trojan War. | M | |
| 423 | Mempbis | Egyptian | From Memphis. | M | |
| 424 | Memucan | Biblical | Impoverished, to prepare, certain, true. | M | |
| 425 | Menas | Shakespearean | Antony and Cleopatra'. Friend to Pompey. | M | |
| 426 | Menelaus | Greek | Brother of Agamemnon. | M | |
| 427 | Menelaus | Shakespearean | 'The History of Troilus and Cressida' Brother to the Greek general. | M | |
| 428 | Menenius | Shakespearean | 'The Tragedy of Coriolanus.' Menenius Agrippa, friend to Coriolanus. | M | |
| 429 | Menoeceus | Greek | Father of Jocasta. | M | |
| 430 | Mensah | Egyptian | Born third. | M | |
| 431 | Mentor | Greek | Wise counselor. | M | |
| 432 | Menw | Celtic | Mythical a wizard. | M | |
| 433 | Menw | Welsh | Legendary son of Teinkaedd. | M | |
| 434 | Menzies | Scottish | From Mesniers. | M | |
| 435 | Mephibosheth | Biblical | Out of my mouth proceeds reproach. | M | |
| 436 | Merab | Biblical | He that fights or disputes | M | |
| 437 | Meraioth | Biblical | Bitterness, rebellious, changing. | M | |
| 438 | Merari | Biblical | Bitter, to provoke. | M | |
| 439 | Mercher | Welsh | Welsh form of Mercury, messenger of the gods. | M | |
| 440 | Mercutio | Shakespearean | 'The Tragedy of Romeo And Juliet' Kinsman to Prince Escalus and friend to Romeo. | M | |