Commodore N. Bennett, 75, a retired Prince William County school administrator, former government official and an ordained Baptist minister, died of cancer Wednesday in a hospital in Manassas. He lived in Manassas.

Dr. Bennett was principal of the A. T. Wright High School in White Stone, Va.From 1949 to 1966, he was principal of the Manassas Regional High School.

He then joined the U.S. Office of Education as a supervisor of federal disbursement programs in Prince William County. He was a member of a study committee sent to India by the Office of Education.

From 1974 to 1977, Dr. Bennett was a missionary in Liberia, where he also was ordained by the Liberian National Convention of the Baptist Church.

He was a longtime member of Jerusalem Baptist Church in Sparta, Va., where he was chairman of the board of trustees for more than 20 years.

He was president of the Prince William County chapter of the NAACP from the 1950s to early 1970s.

Dr. Bennett was a native of Pennsylvania. He was a graduate of Peabody College and earned a doctorate in education administration at the University of Pittsbugh. Before becoming a school principal, he taught school in Caroline and Prince William counties.

Survivors include his wife, Muriel W., a son, Reginald, and a daughter, Gloria Jean Jones, all of Manassas; a sister, Viola Kennedy, and a brother, Saunders, both of McDonald, Pa.; seven grandchildren, and four great-grandchildren.