| Melchiorre Gherardini | — | 1607–1668 | 1 |
| Melchiorre Cafà | Malta | 1636–1667 | 1 |
| Melchior Wyrsch | Switzerland | 1732–1798 | 1 |
| Melchior Meier | Germany | 1606 | 1 |
| Melchior Lorck | Kingdom of Denmark | 1526–1580 | 12 |
| Melchior Lechter | Deutsches Reich | 1865–1937 | 2 |
| Melchior Küsel | Germany | 1626–1683 | 42 |
| Melchior Feselen | Germany | 1495–1538 | 1 |
| Melchior de la Mars | Southern Netherlands | 1570–1650 | 1 |
| Melchior d'Hondecoeter | Dutch Republic | 1636–1695 | 21 |
| Melchior Bocksberger | Germany | 1530–1589 | 1 |
| Mela Muter | Poland | 1876–1967 | 1 |
| Meister von Sigmaringen | Germany | 1500–1600 | 1 |
| Meister HL | — | 1480–1533 | 3 |
| Meister F V B | — | — | 8 |
| Meister des Sebastians-Diptychons | Germany | 1500–1600 | 1 |
| Meister des San Niccolò-Altares | — | — | 1 |
| Meister der Stalburg-Bildnisse | — | 1500–1600 | 3 |
| Meister der Legendenszenen | — | 1500–1600 | 3 |
| Meister der Kaufmannschen Kreuzigung | — | — | 1 |
| Meister der Heiligenmartyrien | — | 1480–1505 | 1 |
| Meister der Darmstädter Passion | Germany | 1450 | 7 |
| Meister der Bendaschen Madonna | — | 1500 | 1 |
| Meister der Anbetung der Hirten | — | — | 1 |
| Meindert Hobbema | Dutch Republic | 1638–1709 | 42 |
| Meijer de Haan | Kingdom of the Netherlands | 1852–1895 | 1 |
| Meiffren Conte | France | 1630–1705 | 1 |
| Mei Qing | Qing dynasty | 1623–1697 | 4 |
| Meester van Staffolo | — | — | 1 |
| Meester van de Utrechtse Aanbidding | — | 1510–1540 | 4 |
| Meester van de schrijndeuren van Aken | — | — | 1 |
| Meester van de Kruisiging van het Parlement van Parijs | — | 1400–1450 | 2 |
| Meester van de Johannesmartelingen | — | — | 1 |
| Meester van de Heilige Aegidius | — | — | 1 |
| Meester van de epitaaf van Florian Wink | — | 1465–1495 | 2 |
| Meester van de Epifanie van Fiesole | — | 1430–1500 | 1 |
| Meester van de Dood van Absalom | — | 1450 | 1 |
| Meester van de Bargello Tondo | — | 1400–1450 | 2 |
| Meester van de Antwerpse Triptiek van Maria | Habsburg Netherlands | — | 1 |
| Medeschini | — | — | 1 |
| McKay | United States | — | 2 |
| May Vale | Australia | 1862–1945 | 1 |
| Maxwell Balfour | United Kingdom of Great Britain and Ireland | 1874–1914 | 2 |
| Maximilien Villers | France | 1836 | 3 |
| Maximilien Luce | France | 1858–1941 | 10 |
| Maximilian Pfeiler | Germany | 1656–1746 | 1 |
| Maximilian of Hesse-Kassel | Germany | 1689–1753 | 1 |
| Maximilian Lenz | Austria | 1860–1948 | 1 |
| Maximilian Joseph Schinnagl | — | 1697–1762 | 1 |
| Maxime Maufra | France | 1861–1918 | 8 |
| Maxime Lalanne | France | 1827–1886 | 18 |
| Maxime du Camp | France | 1822–1894 | 1 |
| Maxime Dethomas | France | 1867–1929 | 4 |
| Maxim Vorobiev | Russian Empire | 1787–1855 | 1 |
| Maxim Gauci | Malta | 1774–1854 | 1 |
| Max Zachmann | Germany | 1892–1917 | 1 |
| Max Wolf | Germany | 1863–1932 | 1 |
| Max Slevogt | Germany | 1868–1932 | 4 |
| Max Seliger | Germany | 1865–1920 | 1 |
| Max Rosenthal | United States | 1833–1918 | 7 |