| Feb 15-16 | Ontario Cup February | 2-star | Elite | Online Entry |
| Feb 29-01 | Ontario Cup February (U11 and U13 only)
| 2-star | Elite | Online Entry |
| Mar 14-15 | OTTC SPRING Championships 2020 | 2-star | Ottawa Table Tennis Club | Online Entry |
| Mar 21-22 | Ontario Cup March | 2-star | Elite | Online Entry |
| Apr 25-26 | Ontario Championships | 2-star | My TTC Mississauga | Online Entry |
| May 23-24 | Umpire Clinic | | | Registration |
| May 30-31 | Ontario Cup May | 2-star | Elite | Online Entry |
| Jun 06-07 | OTTC SUMMER Championships 2020 | 2-star | Ottawa Table Tennis Club | Online Entry |
| Jun 27-28 | Ontario Cup June | 2-star | | Online Entry |
| Sep 26-27 | OTTC FALL Championships 2020 | 2-star | Ottawa Table Tennis Club | Online Entry |
| Dec 05-06 | OTTC WINTER Championships 2020 | 2-star | Ottawa Table Tennis Club | Online Entry |
