| Marlon | | MAHR-lən | English | |
| Marlowe | | MAHR-lo | English (Rare) | |
| Marly | | MAHR-lee | English (Rare) | |
| Marlyn | | MAHR-lin | English | |
| Marmaduke | | MAHR-mə-dook | English (British, Rare) | |
| Marni | | - | English | |
| Marnie | | MAHR-nee | English | |
| Marsha | | MAHR-shə | English | |
| Marshal | | MAHR-shəl | English | |
| Marshall | | MAHR-shəl | English | |
| Martha | | MAHR-thə (English) | English, Swedish, Norwegian, Danish, Dutch, German, Greek, Biblical, Old Church Slavic, Biblical Lat | |
| Martie | | MAHR-dee | English | |
| Martin | | MAHR-tən (English), mar-TEN (French), MAHR-teen (German, Finnish), MAHR-tin (Swedish, Norwegian, Danish), MAWR-teen (Hungarian), mahr-TIN (Bulgarian) | English, French, German, Swedish, Norwegian, Danish, Russian, Romanian, Czech, Slovak, Slovene, Croa | |
| Martina | | mahr-TEE-nah (Italian, Spanish, Dutch), mahr-TEEN-ə (English) | German, Italian, Spanish, Catalan, Czech, Slovak, Croatian, Slovene, English, Swedish, Dutch, Ancien | |
| Marty | | MAHR-dee | English | |