Semyon Matveyev (1914–1953) – an advocate. >>

Yelena Matyakubova (1957) –  a Chair of the Latvian society of Russian culture (from 2006). Principal of private professional secondary school «Sigma». >>

Fedor Maksimov (circa 1846–1910) – a merchant, public figure, philanthropist, chairman of the Russian Craft Artel in Riga. >>

Robert Maximov (1938–2021) – professor, habilitated doctor of engineering (Dr. habil. sc. ing.), correspondent-member of Latvian Academy of Sciences, specialist in the field of physics and polymer technology. >>

Vladimir Maksimov (1873–1938) – a merchant, public figure, philanthropist. >>

Olga Maximova (1925–2021) – a docent of the Faculty of Chemistry of the Riga Polytechnic Institute. >>

Andrei Mazur (1878–1938)  – an archpriest. >>

Sergey Mazur (1966) – a historian, publicist, founder and head of Humanitarian seminar «Seminarium Hortus Humanitatis». >>

Eduard Meksh (1939–2005) – a specialist in literature, habilitated doctor of pedagogics, professor of the University of Daugavpils. >>

Yuri Melkonov (1950–2021) – a writer and publicist, publisher, public figure, entrepreneur. >>