William M. Maury, 73, chief historian at the U.S. Census Bureau, died April 12 at Suburban Hospital in Bethesda.

He had complications from lung disease, said his son, Brooke Maury.

Dr. Maury, a Kensington resident, joined the Census Bureau as chief historian in 2002. He was previously a data analyst for the Federal Aviation Administration and a historian for the National Archives. Earlier in his career, he taught history at Catholic University and George Washington University.

William Magruder Maury was a Bethesda native and a 1958 graduate of Walter Johnson High School. He received a bachelor’s degree in history from the University of Maryland in 1963 and a master’s degree from GWU in 1968. He was the chief historian of the U.S. Capitol Historical Society before he received a doctorate in American history from GWU in 1975.

He served in the Army in the early 1960s.

Dr. Maury founded a monthly community historical paper in Kensington.

His first two marriages, to Karen Hartman and Irene Chung, ended in divorce. Survivors include his wife of 14 years, Trammell Manly Maury of Kensington; two children from his first marriage, Rebecca Maury of Philadelphia and Brooke Maury of San Francisco; three stepchildren, Andrea Lonas of Portland, Ore., Adele Lonas of Irapuato, Mexico, and Tarim Chung of Milton, Mass.; two sisters; a brother; and three grandchildren.

— Megan McDonough