On Friday March 27, the 2020 Jersey Flegg Cup season was cancelled after Round 1 due to the COVID-19 pandemic in Australia.
| Round 1 | ||||
| 14 March | Newcastle Knights | 16 – 30 | Sydney Roosters | Cessnock Sportsground |
| 15 March | Penrith Panthers | 24 – 0 | North Sydney Bears | St Marys Leagues Stadium |
| 15 March | Parramatta Eels | 20 – 14 | Canterbury Bulldogs | Ringrose Park |
| 15 March | Manly Sea Eagles | 18 – 10 | Victoria Thunderbolts | Lottoland |
| 15 March | St George Illawarra Dragons | 16 – 14 | Wests Tigers | Ziems Park |
| 15 March | South Sydney Rabbitohs | 32 – 30 | Cronulla Sharks | Metricon HPC |
| Canberra Raiders | BYE |
