| Peter | O'Sullivan | McMaster | 26 |
| Erin | O'Toole | ADIT North America | 31 |
| Vanessa | Paesani | Pond-Deshpande Centre (PDC) | 37 |
| Steve | Paikin | TVO | Head Table |
| Sue | Paish | DIGITAL | 36 |
| Beth | Palmer | Mitacs | 71 |
| Mathew | Palmer | Weber Shandwick Canada | 98 |
| Chantal | Paquette | Public Policy Forum | 66 |
| Jonathan | Parenteau | Mokwateh | 9 |
| Stephane | Paris | C.D. Howe Institute | 39 |
| Gianni | Parise | McMaster | 26 |
| Andrew | Parkin | Environics Institute for Survey Research | 37 |
| Grace | Park-Wawia | Moose Hide Campaign | 51 |
| Forrest | Parlee | University of Toronto | 30 |
| Dove | Parmar | DMZ at Toronto Metropolitan University | 58 |
| Mark | Patterson | Toronto Metropolitan University | 13 |
| Ernie | Patton | (not set) | 75 |
| Des | Patton | (not set) | 75 |
| David | Patton | (not set) | 75 |
| Christopher | Patton | (not set) | 75 |
