| Parker, Lizzie (1 title) | |
| Patterson, E. Palmer (1 title) | |
| Payment, Diane (6 titles) | |
| Pearce, William (1 title) | |
| Peel, Bruce (2 titles) | |
| Pennefather, John P. (2 titles) | |
| Perry, A. B. (1 title) | |
| Peterson, A.E. (1 title) | |
| Plaxton, William (1 title) | |
| Porter, Andrew Everett, Dr. (4 titles) | |
| Preston, John Alexander Victor (1 title) | |
| Price, Kenneth (1 title) | |
| Pryce, James (1 title) | |
| Public Archives of Canada (1 title) | |
| Pusch, Sylvia (1 title) |