| Australia New South Wales U20 League | 2020/10/07 08:30 | Mt Druitt Town Rangers U20 v Rockdale City Suns U20 | L | 2-0 |
| Australia New South Wales U20 League | 2020/10/04 02:00 | Sydney United U20 v Rockdale City Suns U20 | W | 2-3 |
| Australia New South Wales U20 League | 2020/09/27 03:00 | Rockdale City Suns U20 v Apia L Tigers U20 | W | 3-1 |
| Australia New South Wales U20 League | 2020/09/13 04:00 | Rockdale City Suns U20 v Wollongong Wolves U20 | W | 3-2 |
| Australia New South Wales U20 League | 2020/08/30 06:55 | Sydney Olympic U20 v Rockdale City Suns U20 | W | 0-2 |
| Australia New South Wales U20 League | 2020/08/23 04:00 | Rockdale City Suns U20 v Blacktown City U20 | L | 0-4 |
| Australia New South Wales U20 League | 2020/08/09 06:30 | Rockdale City Suns U20 v Marconi Stallions U20 | W | 2-0 |
| Australia New South Wales U20 League | 2020/08/01 07:00 | Manly United U20 v Rockdale City Suns U20 | L | 5-0 |
| Australia New South Wales U20 League | 2020/10/02 08:00 | Marconi Stallions U20 v North Shore Mariners U20 | L | 2-0 |
| Australia New South Wales U20 League | 2020/09/26 07:00 | Sydney Olympic U20 v North Shore Mariners U20 | L | 1-0 |
| Australia New South Wales U20 League | 2020/09/19 07:00 | Western Sydney Wanderers U20 v North Shore Mariners U20 | L | 6-1 |
| Australia New South Wales U20 League | 2020/09/12 07:00 | Manly United U20 v North Shore Mariners U20 | D | 1-1 |
| Australia New South Wales U20 League | 2020/09/05 07:00 | Mt Druitt Town Rangers U20 v North Shore Mariners U20 | D | 1-1 |
| Australia New South Wales U20 League | 2020/08/29 04:00 | Apia L Tigers U20 v North Shore Mariners U20 | W | 0-1 |
| Australia New South Wales U20 League | 2020/08/23 02:30 | Wollongong Wolves U20 v North Shore Mariners U20 | L | 5-0 |
| Australia New South Wales U20 League | 2020/08/16 06:30 | Sydney FC U20 v North Shore Mariners U20 | L | 3-2 |