word | | Judicial branch |
| Court | Mayotte | Supreme Court or Tribunal Superieur d'Appel |
| Court | Mexico | Supreme Court of Justice or Suprema Corte de Justicia de la Nacion (justices or ministros are appointed by the president with consent of the Senate) |
| Court | Micronesia, Federated States of | Supreme Court |
| Court | Moldova | Supreme Court; Constitutional Court (the sole authority for constitutional judicature) |
| Court | Monaco | Supreme Court or Tribunal Supreme (judges appointed by the monarch on the basis of nominations by the National Council) |
| Court | Mongolia | Supreme Court (serves as appeals court for people's and provincial courts but rarely overturns verdicts of lower courts; judges are nominated by the General Council of Courts and approved by the ... |
| Court | Montenegro | Constitutional Court (five judges with nine-year terms); Supreme Court (judges have life tenure) |
| Court | Montserrat | Eastern Caribbean Supreme Court (based in Saint Lucia, one judge of the Supreme Court is a resident of the islands and presides over the High Court) |
| Court | Morocco | Supreme Court (judges are appointed on the recommendation of the Supreme Council of the Judiciary, presided over by the monarch) |
| Court | Mozambique | Supreme Court (the court of final appeal; some of its professional judges are appointed by the president, and some are elected by the Assembly); other courts include an Administrative Court, Constitutional Court ... |
| Court | Namibia | Supreme Court (judges appointed by the president on the recommendation of the Judicial Service Commission) |
| Court | Nauru | Supreme Court |
| Court | Nepal | Supreme Court or Sarbochha Adalat (the President appoints the chief justice is appointed by the monarch on recommendation of the Constitutional Council; the chief justice appoints other judges on the recommendation of ... |