Josephine Frazier Johnson Bentley, 80, a retired D.C. public school teacher who had been proprietor of Frazier's Funeral Home in Washington since the early 1960s, died Monday at her home in Washington. She had cancer.

Mrs. Bentley was born in Lake City, Fla., and reared in Washington by an uncle, Thomas Frazier, who was the founder of Frazier's Funeral Home. She graduated from Howard University in 1923 and earned a master's degree at Columbia University in 1930.

She joined the D.C. public schools in 1928 and taught for a year at Shaw Junior High School before going to Dunbar High School where she taught history from 1930 to 1942.

She then taught English and history at Francis Junior High and English at the Washington Vocational School before returning to Dunbar in 1945, where she continued to work until retiring in 1959.

Mrs. Bentley was active in community affairs, volunteering time for fund-raising efforts for the Community Chest and the cancer and heart fund drives. She also had been active in the NAACP and the YWCA.

She was a member of the Lincoln Temple-United Church of Christ in Washington, where she had been a member of the senior choir and served on the youth education committee.

Her marriage to Schafer Bentley ended in divorce.

Mrs. Bentley leaves no immediate survivors.