| Maxime | Maxim |
| Maximian | Maximian Herculius |
| Maximianus of Ravenna | Maximian Herculius |
| Maximilian Kolbe | Maximilian Kolbe |
| Maximilian von Prittwitz | Max von Prittwitz |
| Maximilien Robespierre | Maximilien Robespierre |
| Maximin of Trier | Maximin |
| Maximinus | Maximinus II Daza |
| Maximinus Thrax | Maximinus I Thrax |
| maximum admissible concentration | maksimalt tilladelig koncentration |
| maximum immission concentration | maksimal immissionskoncentration |
| Maximum Overdrive | Gysen |
| Maximum transmission unit | Maximum Transmission Unit |
| Maxwell's equations | Maxwells ligninger |
| may | kunne |
| May Day | Arbejdernes internationale kampdag |
| Maya | Maya |
| Maya civilization | Maya |
| Maya mythology | Mayaernes mytologi |
| Maya peoples | Maya |
| Maya religion | Mayaernes mytologi |
| Maya River | Maia |
| Mayagüez incident | Mayagüez-episoden |
| Mayak | Fyr |
| Mayan | Maia |
| Mayan civilization | Maya |
| Mayan languages | Maya |
| maybe | måske |
| Mayday | SOS |
| Mayence | Mainz |
| Mayenne | Mayenne |
| Mayenne River | Mayenne |
| Mayfly | Døgnflue |
| Mayon Volcano | Mayon |
| mayonnaise | mayonnaise |
| mayor | borgmester |
| Mayor of the Palace | Major domus |
| Mayors for Peace | Borgmestre for Fred |
| Mayotte | Mayotte |
| Mays | Maj |
| Maysan Governorate | Maysan |
| Mazandaran | Mazandaran |
| Mazandarani language | Mazenisk |
| Mazarine Blue | Engblåfugl |
| Mazda | Mazda |
| Mazowsze Voivodship | Województwo Mazowieckie |
| Mbabane | Mbabane |
| MBC Dynamo Moscow | Dynamo Moskva |
| MBDA Apache | Apache |
| MBDA Aster | Asters |
| McCarthyism | Mccarthyisme |
| McDonnell Aircraft | McDonnell Aircraft Corporation |
| McDonnell Douglas | McDonnell Douglas |
| McFly | McFly |
| McJob | McJob |
| McLaren | Team McLaren |
| Mdina | Medina |
| MDMA | Ecstasy |
| me | jeg |
| Mead | Mjød |
| meadow | eng |
| Meadow Brown | Græsrandøje |
| meager | tynd |
| meal | mel |
| mean | mene |
| Mean Girls | Mean Girls |
| Mean Machine | Rødt kort |
| Mean value theorem | Middelværdisætningen |
| meaning | betydning |
| Meaning of life | Meningen med livet |
| means | værktøj |
