Barbara Johnston (1879–1911) was a Canadian teacher, missionary to India, and Bible translator. She assisted Pandita Ramabai at the Mukti Mission in Kedgaon, where she worked to translate the New Testament from Greek to the Marathi language. She was the first Canadian Pentecostal missionary to India.

Barbara (née Johnston, sometimes misspelled Johnstone, married name Norton) was born on May 28, 1879, to a locally notable public school teacher and principal, John Johnston (1848–1928), and Alice Smith (1851–1926) in Sarnia, Ontario, Canada. She was the firstborn of the five c…