Rebecca McDowell "Bekki" Cook (July 18, 1950) is an American politician from Missouri, United States. She served as the 36th Missouri Secretary of State from December 1994 to January 2001. Cook was raised in Jackson, Missouri, and attended public schools. She graduated from the University of Missouri in 1972 with a degree in political science. She received her J.D. degree from the University of Missouri in 1975 and practiced law in Cape Girardeau.