Marian L. Palmer Capps (also known as Mrs John Winston Capps, 1901 – November 17, 2001) was an American mathematician who became a professor at Norfolk State University and president of the Women's Auxiliary to the National Medical Association.

After graduating from Booker T. Washington High School in Norfolk, she earned a bachelor's degree in mathematics from Howard University in 1927.

[1][2][4] In 1938, she married John Winston Capps, then teaching at Washington High School and later a Navy radiologist.

[2] Capps served as president of the Women's Auxiliary to the National Medical Association for 1968–1969, setting a presidential theme of "Focusing on Problems of Dynamic Dimensions—Medical Careers, Mental Health, Sex Education".

[8] The Urban League of Hampton Roads, a society devoted to African-American social and economic issues that Capps helped found, offers an annual award named for Capps for outstanding contributions to the league's causes through educational activities.