The Rev. Winston Scott DeVaughn, 66, a Baptist minister and retired employe of the Civil Service Commission, died Monday at his home in Washington after a heart attack.

He had retired in 1972 as a file clerk at the CSC after 31 years of service.

For the past 32 years, Mr. DeVaughn served as pastor of the Little Zion Baptist Church in Oak Grove, Va., and the Salem Baptist Church in Westmoreland, Va., spending his weekends in those communities.

He was born in Washington and graduated from Armstrong High School. He attended Howard University and Catholic University.

After his graduation from Washington Baptist Seminary in the early 1940s, Mr DeVaughn was ordained a Baptist minister. He held an honorary doctor of divinity degree from the Baltimore Bible College.

He was a member of Gethsemane Baptist Church in Washington.

He is survived by his wife, Marie C., of the home; three sons, Robert S., Rudolph L. and Richard P., all of Washington; two daughters, Eva M. sDeVaughn, of Washington, and Edith C. Spriggs, of Landover; a sister, Geraldine Anderson, of Washington; four brothers, Everett and Milton, both of Newark, N.J., and Joseph and Emmons, both of Baltimore; seven grandchildren and one great-grandchild.