 M 3.8 - near the coast of South Australia | 16 April 2010 | 3,8 | Australia |
 M 4.1 earthquake in San Francisco Bay area, California | 7 Januari 2010 | 4,1 | Amerika Serikat |
| Madeira earthquake of 1748 | 31 Maret 1748 | — | Madeira |
| Malatya earthquake of 1893 | 31 Maret 1893 | 6,7 | Turki |
| Malatya earthquake of 1986 | 5 Mei 1986 | 6,1 | Turki |
| Malazgirt earthquake of 1903 | 1903 | 6,3 | Turki |
| Manyas earthquake of 1964 | 6 Oktober 1964 | 6,8 | Turki |
| Mar del Plata tsunami | 21 Januari 1954 | — | Argentina |
 March 2010 Cuba earthquake | 20 Maret 2010 | — | Kuba |
 March 2011 Sanriku earthquake | 9 Maret 2011 | — | Jepang |
| March 2012 Sanriku earthquake | 14 Maret 2012 | — | Jepang |
 March 2021 Miyagi earthquake | 20 Maret 2021 | — | Jepang |
| Marmara earthquake of 1766 | 5 Agustus 1766 | 7,6 | Turki |
| May 2021 Miyagi earthquake | 1 Mei 2021 | — | Jepang |
| May 30, 1998 Afghanistan earthquake | 30 Mei 1998 | 6,5 | — |
| May 4, 2018 Azores Islands Region earthquake | 4 Mei 2018 | — | — |
| Menemen earthquake of 1974 | 1 Februari 1974 | 5,2 | Turki |
| Modena earthquake, 91 BCE | — | — | Romawi Kuno |
| Mount Tai earthquake | — | — | Dinasti Xià |
| Mudurnu earthquake of 1967 | 22 Juli 1967 | 7,3 | Turki |
| Muradiye earthquake of 1976 | 24 November 1976 | 7,5 | Turki |