Mary J. L. Black
Mary Johanna Louisa Black | |
|---|---|
| Born | April 1, 1879 |
| Died | January 4, 1939 (aged 59) |
| Nationality | Canadian |
| Occupation | Librarian |
Mary Johanna Louisa Black (1879-1939) was a Canadian librarian and suffragist. Black was the president of the Ontario Library Association from 1917 to 1918 and was a member of the American Library Association.