Keith C. Bruce, 60, an anti-counterfeiting specialist who retired this year from the State Department as a passport and identity document design officer, died Oct. 26 at Suburban Hospital in Bethesda.

He had a stroke, said his wife, Mary Frances Bruce.

Mr. Bruce was employed by the State Department for seven years and continued doing part-time work after his retirement. Earlier, he had worked for the Secret Service and the Bureau of Engraving and Printing, where he was a research chemist specializing in currency security features.

Keith Christopher Bruce was born in Washington and graduated from the old Cathedral Latin School in 1970. He received a bachelor’s degree in chemistry from Catholic University in 1974 and was a staff member at the Los Alamos National Laboratory in the 1980s.

Mr. Bruce was a University Park resident. He belonged to St. George’s Episcopal Church in Glenn Dale and had participated in fundraising marathons in support of blood cancer and AIDS research.

Survivors include his wife of 38 years, Mary Frances Bionaz Bruce of University Park; a daughter, Gloria A. Bruce of Oakland, Calif.; three sisters, Sandra Rayford of Fort Washington, Patricia Bruce of Cheverly and Cynthia Bruce of Washington; a brother, Vincent Bruce of Silver Spring; and a grandson.

— Emily Langer