This is a list of the most common male names starting with the letter M, based on people currently estimated to be alive in the United States as of 2021.
| Name | People | Average Age |
|---|---|---|
| Michael | 3,697,700 | 45.6 |
| Matthew | 1,524,490 | 32.2 |
| Mark | 1,137,360 | 51.6 |
| Mason | 306,997 | 12.3 |
| Marcus | 215,331 | 31.5 |
| Martin | 205,942 | 46.5 |
| Miguel | 170,776 | 26.4 |
| Mike | 140,799 | 58.7 |
| Mitchell | 139,154 | 38.3 |
| Manuel | 134,689 | 37.1 |
| Mario | 128,265 | 33.8 |
| Marvin | 127,550 | 53.9 |
| Micheal | 127,521 | 48.9 |
| Marc | 122,878 | 45.0 |
| Melvin | 114,957 | 56.5 |
| Max | 113,049 | 24.8 |
| Micah | 101,792 | 17.7 |
| Maxwell | 95,301 | 16.5 |
| Miles | 88,274 | 16.6 |
| Maurice | 81,592 | 44.7 |
| Mateo | 81,496 | 6.3 |
| Marco | 69,375 | 25.7 |
| Mathew | 67,578 | 31.8 |
| Marshall | 62,286 | 39.4 |
| Malachi | 54,424 | 11.7 |
| Marcos | 48,139 | 25.1 |
| Myles | 47,290 | 15.8 |
| Malik | 45,666 | 18.9 |
| Milton | 45,167 | 56.5 |
| Malcolm | 44,992 | 35.1 |
| Maverick | 43,578 | 5.4 |
| Maddox | 39,468 | 7.5 |
| Morgan | 36,810 | 22.8 |
| Maximus | 29,787 | 8.5 |
| Marlon | 27,680 | 34.1 |
| Moises | 27,652 | 21.9 |
| Moses | 27,433 | 31.3 |
| Marty | 26,807 | 53.1 |
| Milo | 26,133 | 12.0 |
| Morris | 25,514 | 57.6 |
| Marion | 24,522 | 64.7 |
| Myron | 24,109 | 51.8 |
| Matteo | 23,317 | 7.0 |
| Marquis | 23,079 | 25.9 |
| Mauricio | 21,626 | 20.6 |
| Mickey | 20,073 | 54.0 |
| Messiah | 19,532 | 5.9 |
| Mack | 19,034 | 44.7 |
| Maximiliano | 18,895 | 9.4 |
| Matt | 17,998 | 50.4 |
| Mohamed | 16,917 | 15.0 |
| Monte | 16,747 | 51.5 |
| Maximilian | 16,556 | 14.6 |
| Muhammad | 16,404 | 12.4 |
| Matias | 16,096 | 8.9 |
| Moshe | 14,905 | 18.5 |
| Mohammad | 14,853 | 17.9 |
| Marcel | 14,828 | 31.1 |
| Mohammed | 14,138 | 17.4 |
| Major | 13,846 | 19.5 |
| Markus | 13,738 | 24.8 |
| Marlin | 11,956 | 48.5 |
| Monty | 11,607 | 53.8 |
| Malakai | 11,405 | 6.7 |
| Mekhi | 11,387 | 11.7 |
| Milan | 10,632 | 14.4 |
| Mitchel | 10,554 | 39.4 |
| Mathias | 10,441 | 12.9 |
| Matthias | 10,306 | 12.4 |
| Mikel | 10,090 | 33.7 |
| Marquise | 10,082 | 22.6 |
| Marcelo | 9,810 | 19.3 |
| Merle | 9,178 | 66.6 |
| Misael | 8,856 | 16.4 |
| Michel | 8,220 | 45.7 |
| Memphis | 7,783 | 7.2 |
| Marques | 7,714 | 26.8 |
| Murray | 7,479 | 57.9 |
| Mariano | 7,455 | 27.3 |
| Mackenzie | 7,327 | 17.2 |
| Makai | 6,871 | 8.1 |
| Maximo | 6,767 | 16.8 |
| Marcellus | 6,594 | 27.5 |
| Mac | 6,558 | 34.4 |
| Maxim | 6,316 | 12.9 |
| Miller | 6,181 | 18.0 |
| Menachem | 6,098 | 18.2 |
| Mustafa | 6,088 | 16.1 |
| Madden | 5,993 | 8.1 |
| Monroe | 5,934 | 27.8 |
| Merlin | 5,914 | 51.7 |
| Mordechai | 5,731 | 16.8 |
| Mary | 5,716 | 63.3 |
| Mervin | 5,630 | 48.1 |
| Marcelino | 5,551 | 32.6 |
| Maximillian | 5,528 | 20.2 |
| Marcello | 5,373 | 22.1 |
| Marquez | 5,364 | 20.5 |
| Madison | 5,355 | 16.1 |
| Mauro | 5,189 | 28.3 |