| Workshops/Seminars | Sanctioned Events | NCL Events | International Events |
| Date | Event Name | Location | Information |
| April 2-8, 2023 | 2023 Open and 17U PanAm Aquatics Championships | Bauru, Brazil | Host: Brazil Type: International |
| April 15-16, 2023 | Tournoi Invitation 50e des Hydres Age Group(s): Seniors (Co-ed) | Quebec, QC | Host: Club de Water Polo les Hydres Type: Inter-Provincial Registration Deadline: April 7, 2023 |
| April 14-16, 2023 | NCL 17U Eastern Conference Finals | Montreal, QC | Host: WPC Type: NCL |
| April 21-23, 2023 | 15U Eastern National Championships | Etobicoke, ON | Host: WPC Type: NCL |
| April 28-30, 2023 | 15U Western National Championships | Calgary, AB | Host: WPC Type: NCL |
| May 5-7, 2023 | NCL 17U Western Conference Finals | Langley, BC | Host: WPC Type: NCL |
| May 25-27, 2023 | NCL 17U National Finals | Calgary, AB | Host: WPC Type: NCL |
| July 5-9, 2023 | 19U National Provincial Championships | Montreal, QC | Host:WPC Type: National |
| July 16-29, 2023 | The World Aquatics Championships - Fukuoka | Fukuoka, Japan | Host: World Aquatics Type: International |
| Sept. 8-15, 2023 | Women's Junior (U20) World Championships | Coimbra, Portugal | Host:World Aquatics Type: International |
| October 22-28, 2023 | Water Polo at the XIX Pan American Games | Santiago, Chile | Host: Chile Type: International |
| Date | Event Name | Location | Information |
| October 1-2, 2022 | UBC Fall Classic 2022 Age Group(s): Adult Co-ed | Vancouver, B.C. | Host: UBC Type: International & Inter-Provincial Registration Deadline: October 1, 2022 |
| October 21-23, 2022 | Mavericks Cup Age Group(s): 17U & 19u/Seniors | Etobicoke, ON | Host: UBC Type: International & Inter-Provincial Registration Deadline: October 1, 2022 |
| October 1, 2022 - April 30, 2023 | Surrey Water Polo League Age Group(s): 11U | Surrey, B.C. | Host: UBC Type: International & Inter-Provincial Registration Deadline: December 31, 2022 |
| October 1, 2022 - April 30, 2023 | Surrey Water Polo League Age Group(s): 13U | Surrey, B.C. | Host: UBC Type: International & Inter-Provincial Registration Deadline: December 31, 2022 |
| November 5, 2022 | 2022 Andrew Watson Memorial Invitational Age Group(s): 19U | Guelph. ON | Host: Guelph Water Polo Club Type: Intra-provincial Registration Deadline: October 1, 2022 |
| November 18-20, 2022 | Paul Taylor Memorial Tournament Age Group(s): 19U | Etobicoke, ON | Host: Mavericks Water Polo Type: Inter-Provincial Registration Deadline: December 31, 2022 |
| December 10 - 11, 2022 | Tournoi invitation Top Taupes Age Group(s): 19U | Terrebonne, QC | Host: Club Water Polo Terrebonne Type: Intra-Provincial (WPQ teams only)l Registration Deadline: December 31, 2022 |
| January 20-22, 2023 | Tournament of Courage - Silvia Wilson - McDermaid Memorial Age Group(s): 19U | Surrey, BC | Host: Pacific Water Polo Club Type: International & Inter-Provincial Registration Deadline: January 13, 2023 |
| January 20-22, 2023 | NCL Senior East | Montreal, QC | Host: WPC Type: NCL |
| January 23, 24, 25, 2023 | National Referee Workshop | Virtual | Host: WPC Type: Registration Deadline: Event Details |
| January 27 - 29, 2023 | Omnium Age Group(s): 13U Co-ed/15U Boys/15U Girls/19U Men/19U Women | Montreal, QC | Host: CAMO Type: Inter-Provincial and International Registration Deadline: January 20, 2023 |
| February 3-5, 2023 | NCL 17U East | Markham, ON | |
| February 10-12, 2023 | NCL 17U West | Edmonton, AB | Host: WPC Type: NCL |
| February 10-12, 2023 | Forest City Invitational Age Group(s):11U Boys, 11U Girls, 13U Boys, 13U Girls 19U Men & 19U Women | London, ON | Host: Forest City Water Polo Type: International & Inter-Provincial Registration Deadline: Feb. 1, 2023 |
| Feb. 17 - 19, 2023 | Nelson McDunnough and Mark Bernotas Memorial Age Group(s): 19U Men & 19U Women (depending on entries) DDO, QC | Host: DDO | Type: Inter-Provincial Registration Deadline: February 17, 2023 |
| Feb. 24-26, 2023 | NCL 17U West | Richmond, BC | Host:WPC Type: NCL |
| March 3-5, 2023 | NCL Senior West | Calgary, AB | Host:WPC Type: NCL |
| | NCL Senior East | Nepean, ON | Host:WPC Type: NCL |
| March 9-12, 2023 | John Csikos Alberta Open Age Group(s): 15U & 17U | Calgary, AB | Host: Alberta Water Polo Association Type: International & Inter-Provincial Registration Deadline: March 1,2023 |
| March 24-26, 2023 | NCL 17U East | Etobicoke, ON | Host: WPC Type: NCL |
| March 31-April 2, 2023 | March Madness Age Group(s): 11U / 13U /15U | Etobicoke, ON | Host: Mavericks Type: International & Inter-Provincial Registration Deadline: March 29,2023 |
| March 31-April 2, 2023 | NCL Senior National Championship | Regina, SK | Host:WPC Type: NCL |
