Hilda Mason (June 14, 1916 – December 16, 2007) was an American politician and statehood advocate in Washington, D.C. Mason was a member of the D.C. Statehood Green Party and served as an at-large member of the Council of the District of Columbia from 1977 to 1999, becoming, at the time, the longest-serving elected official in the district's history since the beginning of home rule.

[3] A great-granddaughter of enslaved people, Mason was born in a split log cabin in rural Campbell County, Virginia.

[6] Mason was an elected member of the District of Columbia Board of Education from 1972 to 1977 and then was appointed to the D.C. Council to replace Julius Hobson.

In the mid-1960s, Mason organized a rent subsidy project and summer enrichment program for children in the neighborhood around All Soul's Church.

After losing her bid for a Council term in 1998, Mason and her husband continued to provide financial assistance to college students.