| 19851 | Marc Chagall | 33,842 | 6 | 112 |
| 19852 | Marc Gasol | 44,453 | 6 | 58 |
| 19853 | Marcelo Brozović | 15,075 | 6 | 575 |
| 19854 | March 2025 Israeli attacks on the Gaza Strip | 49,089 | 6 | 65 |
| 19855 | March 2025 United States attacks in Yemen | 16,592 | 6 | 387 |
| 19856 | March 8 | 53,670 | 6 | 42 |
| 19857 | Marcia Gay Harden | 30,652 | 6 | 237 |
| 19858 | Marco Pierre White | 17,781 | 6 | 474 |
| 19859 | Marcus Luttrell | 20,373 | 6 | 321 |
| 19860 | Marcus Peters | 25,125 | 6 | 281 |
| 19861 | Margaret Brennan | 67,378 | 6 | 50 |
| 19862 | Margaret Court | 49,737 | 6 | 93 |
| 19863 | Maria von Trapp | 40,587 | 6 | 99 |
| 19864 | Mariam-uz-Zamani | 18,758 | 6 | 426 |
| 19865 | Marie Gluesenkamp Perez | 15,857 | 6 | 405 |
| 19866 | Marilyn Mosby | 49,057 | 6 | 74 |
| 19867 | Mario & Luigi: Brothership | 17,516 | 6 | 322 |
| 19868 | Mario Cristobal | 28,595 | 6 | 152 |
| 19869 | Mario Vargas Llosa | 120,810 | 6 | 29 |
| 19870 | Mark Bonnar | 12,296 | 6 | 661 |
| 19871 | Mark Gatiss | 26,342 | 6 | 205 |
| 19872 | Mark Halperin | 23,361 | 6 | 204 |
| 19873 | Mark Hoffman | 22,020 | 6 | 274 |
| 19874 | Mark Hoppus | 21,913 | 6 | 219 |
| 19875 | Mark Leiter Jr. | 19,610 | 6 | 355 |
| 19876 | Mark Williams | 269,592 | 6 | 4 |
| 19877 | Markieff Morris | 49,180 | 6 | 93 |
| 19878 | Marquez Valdes-Scantling | 34,274 | 6 | 207 |
| 19879 | Marquise Brown | 46,729 | 6 | 77 |
| 19880 | Mars | 115,307 | 6 | 15 |
| 19881 | Martin Amis | 125,748 | 6 | 24 |
| 19882 | Martin Dúbravka | 27,322 | 6 | 236 |
| 19883 | Martin Fowler (EastEnders) | 64,488 | 6 | 43 |
| 19884 | Martin Luther | 13,727 | 6 | 590 |
| 19885 | Martin Luther King Sr. | 19,694 | 6 | 405 |
| 19886 | Martine McCutcheon | 17,126 | 6 | 650 |
| 19887 | Marvin Humes | 21,676 | 6 | 282 |
| 19888 | Mary Jane Veloso | 44,533 | 6 | 58 |
| 19889 | Mary Kay Bergman | 16,597 | 6 | 362 |
| 19890 | Mary Villiers, Countess of Buckingham | 21,794 | 6 | 246 |
| 19891 | Mary Vincent (artist) | 18,869 | 6 | 323 |
| 19892 | Masayoshi Son | 72,986 | 6 | 54 |
| 19893 | Mason Alexander Park | 13,622 | 6 | 544 |
| 19894 | Massimiliano Allegri | 30,629 | 6 | 112 |
| 19895 | MasterChef (American TV series) season 14 | 16,113 | 6 | 330 |
| 19896 | Masters of the Universe: Revelation | 23,811 | 6 | 290 |
| 19897 | Matas Buzelis | 119,810 | 6 | 20 |
| 19898 | Mathew Baynton | 14,410 | 6 | 662 |
| 19899 | Mathew Thomas | 20,909 | 6 | 280 |
| 19900 | Matt Corral | 20,302 | 6 | 294 |