Olga Markova (Russian: Ольга Маркова; born August 6, 1968) is a retired long-distance runner from Russia, who set the world's best year performance in 1992, when she won the Boston Marathon, clocking 2:23:43. In 1993, she defended her victory in Boston in 2:25:27.

Achievements

Year	Competition	Venue	Position	Event	Notes
Representing  Russia
1990	Marine Corps Marathon	Washington, D.C.	1st	Marathon	2:37:00
1992	Boston Marathon	Boston, United States	1st	Marathon	2:23:43
1993	Boston Marathon	Boston, United States	1st	Marathon	2:25:27