This is a list of members of the Senate of Canada that have served in the 45th Canadian Parliament, Canada's current parliamentary term since May 26, 2025.
| Date | ISG | CSG | PSG | CPC | NA | Vac. | Tot. |
|---|---|---|---|---|---|---|---|
| 2025-04-28 | 45 | 18 | 18 | 12 | 12 | 0 | 105 |
| 2025-05-13 | 19 | 11 | |||||
| 2025-05-14 | 11 | 1 | |||||
| 2025-05-20 | 20 | 10 | |||||
| 2025-05-26 | 21 | 9 | |||||
| 2025-06-03 | 46 | 8 | |||||
| 2025-06-04 | 12 | 7 | |||||
| 2025-06-10 | 13 | 6 | |||||
| 2025-06-11 | 20 | 14 | |||||
| 2025-06-30 | 5 | 2 | |||||
| 2025-07-18 | 17 | 6 | |||||
| 2025-08-01 | 45 | 18 | |||||
| 2025-09-01 | 13 | 3 | |||||
| 2025-09-05 | 46 | 17 | |||||
| 2025-09-09 | 45 | 4 | |||||
| 2025-09-21 | 44 | 5 | |||||
| 2025-09-23 | 43 | 7 | |||||
| 2025-09-25 | 19 | 8 | |||||
| 2025-10-09 | 16 | 14 | |||||
| 2025-10-17 | 13 | 6 | |||||
| 2025-11-15 | 42 | 7 |
| | This section needs expansion. You can help by adding to it. (January 2026) |
| Date | Member | Before party | After party | Reason |
|---|---|---|---|---|
| May 21, 2025 | David Adams Richards | █ Canadian Senators Group | █ Non-affiliated | Left caucus |
| June 3, 2025 | David Adams Richards | █ Non-affiliated | █ Conservative | Joined caucus |
| June 10, 2025 | Mary Jane McCallum | █ Non-affiliated | █ Conservative | Joined caucus |
| June 12, 2025 | Larry Smith | █ Canadian Senators Group | █ Conservative | Crossed-floor |
| June 30, 2025 | Marc Gold | █ Non-affiliated | █ Vacant | Retired |
| September 1, 2025 | Judith Seidman | █ Conservative | █ Vacant | Retired |
| September 9, 2025 | Paul Massicotte | █ Independent Senators Group | █ Vacant | Retired |
| September 20, 2025 | Marie-Françoise Mégie | █ Independent Senators Group | █ Vacant | Retired |
| October 17, 2025 | David Adams Richards | █ Conservative | █ Vacant | Retired |