Boris Merkulov (1900–1964) – a teacher, political and public  activist, journalist. >>

Sergei Mikhailov (1888 – ?) – lived in Latvia during the interwar period and taught at various educational institutions, including the Russian University Courses. >>

Maria Mikirova (1894–1963) – a teacher of  Russian  and History. >>

Taisia Mikula (1898–1983) – a teacher of the Riga Russian Goverment Gymnasium, in Russian and Belorussian secondary schools. In the post-war years, she continued to work in Russian schools of Riga until the mid-1960s. >>

Orest Milevsky (1836–1900) – a teacher, historian and translator. >>

Stalina Mininzon (1932–2024) –  a teacher of chemistry and biology. Cynologist, felinologist. >>

Irina Mirskaya (1927) – a teacher of French, English, German and Latvian languages in secondary schools of Riga. >>

Adrian Mossakovsky (1871–1939) – Director  of theRiga city Russian gymnasium (former Lomonosov) from 1921 to 1935. Awarded the Order of Three Stars, 4th class (1928). >>

Modest Muhlberg (1884–1949) – a teacher of Maths and Physics in Riga Russian schools. From 1927 – Principal of Riga Russian Supplementary  school. >>

Darius Naguyevsky (1845–1918) – a teacher, professor, Latiner. He worked in Riga at the Alexander and Lomonosov gymnasiums. >>