| Title | Dr. |
| Last Name | Johnston |
| First Name | James S. |
| Nativity | Canada |
| Business | M.D., M.C.P. and S., Ont.; Colbourne St. |
| Year Settled | 1874 |
| Post Office | Oakville |
| Town | Oakville |
| Township | Trafalgar South |
| County | Halton |
| Atlas Date | 1877 |
| Copyright © McGill University, 2001 | |||