| Dates | School | Confirmed Cases |
|---|
| Collected | Reported | School Board | School | Municipality | Student | Staff | Unspecified | Total |
|---|
| 2021-04-08 | 2021-04-09 | Dufferin-Peel Catholic District School Board | Holy Name of Mary Catholic Secondary School | Brampton | 0 | 1 | 0 | 1 |
| 2021-04-07 | 2021-04-08 | Dufferin-Peel Catholic District School Board | Holy Name of Mary Catholic Secondary School | Brampton | 0 | 1 | 0 | 1 |
| 2021-04-06 | 2021-04-07 | Dufferin-Peel Catholic District School Board | Holy Name of Mary Catholic Secondary School | Brampton | 0 | 1 | 0 | 1 |
| 2021-04-01 | 2021-04-06 | Dufferin-Peel Catholic District School Board | Holy Name of Mary Catholic Secondary School | Brampton | 0 | 1 | 0 | 1 |
| 2021-03-31 | 2021-04-01 | Dufferin-Peel Catholic District School Board | Holy Name of Mary Catholic Secondary School | Brampton | 0 | 1 | 0 | 1 |
| 2021-03-30 | 2021-03-31 | Dufferin-Peel Catholic District School Board | Holy Name of Mary Catholic Secondary School | Brampton | 0 | 1 | 0 | 1 |
| 2021-03-29 | 2021-03-30 | Dufferin-Peel Catholic District School Board | Holy Name of Mary Catholic Secondary School | Brampton | 0 | 1 | 0 | 1 |
| 2021-03-26 | 2021-03-29 | Dufferin-Peel Catholic District School Board | Holy Name of Mary Catholic Secondary School | Brampton | 0 | 1 | 0 | 1 |
| 2020-10-09 | 2020-10-13 | Dufferin-Peel Catholic District School Board | Holy Name of Mary Catholic Secondary School | Brampton | 0 | 0 | 1 | 1 |
| 2020-10-08 | 2020-10-09 | Dufferin-Peel Catholic District School Board | Holy Name of Mary Catholic Secondary School | Brampton | 0 | 0 | 1 | 1 |
| 2020-10-07 | 2020-10-08 | Dufferin-Peel Catholic District School Board | Holy Name of Mary Catholic Secondary School | Brampton | 0 | 0 | 1 | 1 |
| 2020-10-06 | 2020-10-07 | Dufferin-Peel Catholic District School Board | Holy Name of Mary Catholic Secondary School | Brampton | 0 | 0 | 1 | 1 |
| 2020-10-05 | 2020-10-06 | Dufferin-Peel Catholic District School Board | Holy Name of Mary Catholic Secondary School | Brampton | 0 | 0 | 1 | 1 |
| 2020-10-02 | 2020-10-05 | Dufferin-Peel Catholic District School Board | Holy Name of Mary Catholic Secondary School | Brampton | 0 | 0 | 1 | 1 |
| 2020-10-01 | 2020-10-02 | Dufferin-Peel Catholic District School Board | Holy Name of Mary Catholic Secondary School | Brampton | 0 | 0 | 1 | 1 |
| 2020-09-30 | 2020-10-01 | Dufferin-Peel Catholic District School Board | Holy Name of Mary Catholic Secondary School | Brampton | 0 | 0 | 1 | 1 |
| 2020-09-29 | 2020-09-30 | Dufferin-Peel Catholic District School Board | Holy Name of Mary Catholic Secondary School | Brampton | 0 | 0 | 1 | 1 |