Mark Wischnitzer was a scholar of Jewish history.

Mark Z. Danielewski is an American fiction author. He is most widely known for his debut novel House of Leaves (2000), which won the New York Public Library's Young Lions Fiction Award. His second novel, Only Revolutions (2006), was nominated for the National Book Award.

Mark Anatolyevich Zakharov was a Soviet and Russian stage and film director, screenwriter and pedagogue best known for his fantasy parable movies. He was named People's Artist of the USSR in 1991.

Mark Zamenhof is Esperanto form of Markus Fabianoviĉ Samenhof, "Christian" name of Mordeĥaj Zamenhof, son of Fabian Zamenhof and father of L. L. Zamenhof ; teacher of languages French and German. Knight of many orders.

Markian Mikhaylovich Popov was a Soviet military commander, Army General, and Hero of the Soviet Union (1965).

Markiyan Kamysh (Ukrainian: Маркіян Камиш, born 19 October 1988) is a Ukrainian novelist, best known for his works about the Chernobyl nuclear power plant and its environs.

Markiyan Shashkevych was a priest of the Ukrainian Greek Catholic Church, a poet, a translator, and the leader of the literary revival in Right-bank Ukraine.

Markku Jalmari Kivinen is a professor of sociology and the director of the Aleksanteri Institute of the University of Helsinki, Finland, since 1996.

Marko Car was a Serbian writer, politician and activist from the Bay of Kotor. He was a polyglot and an aesthetic essayist, writing numerous poems, novels, narratives, essays, and travel reports. During his lifetime, he wrote for many newspapers and magazines.

Marko Cheremshyna, was a Ukrainian writer of Hutsul background.