| Ausztrál New South Wales League - U20 | 2021/03/13 05:00 | Marconi Stallions - U20 v Rockdale Ilinden FC - U20 | L | 1-0 |
| Ausztrál New South Wales League - U20 | 2021/05/23 02:45 | Sydney Olympic - U20 v Rockdale Ilinden FC - U20 | D | 0-0 |
| Ausztrál New South Wales League - U20 | 2021/05/16 02:30 | Wollongong Wolves - U20 v Rockdale Ilinden FC - U20 | D | 2-2 |
| Ausztrál New South Wales League - U20 | 2021/05/01 07:00 | Mt Druitt Town Rangers - U20 v Rockdale Ilinden FC - U20 | D | 1-1 |
| Ausztrál New South Wales League - U20 | 2021/04/25 03:00 | Rockdale Ilinden FC - U20 v Sydney United - U20 | L | 1-3 |
| Ausztrál New South Wales League - U20 | 2021/04/17 03:30 | Sutherland Sharks - U20 v Rockdale Ilinden FC - U20 | L | 3-0 |
| Ausztrál New South Wales League - U20 | 2021/04/10 07:00 | Bull FC Academy U20 v Rockdale Ilinden FC - U20 | D | 1-1 |
| Ausztrál New South Wales League - U20 | 2021/04/04 03:00 | Rockdale Ilinden FC - U20 v Apia L Tigers - U20 | L | 2-3 |
| Ausztrál New South Wales League - U20 | 2021/03/28 02:00 | Blacktown City - U20 v Rockdale Ilinden FC - U20 | L | 3-0 |
| Ausztrál New South Wales League - U20 | 2021/05/22 06:00 | Marconi Stallions - U20 v Sutherland Sharks - U20 | W | 4-0 |
| Ausztrál New South Wales League - U20 | 2021/05/08 07:00 | Manly United - U20 v Marconi Stallions - U20 | L | 3-0 |
| Ausztrál New South Wales League - U20 | 2021/05/01 06:00 | Marconi Stallions - U20 v Blacktown City - U20 | L | 1-2 |
| Ausztrál New South Wales League - U20 | 2021/04/20 09:30 | Bull FC Academy U20 v Marconi Stallions - U20 | L | 2-1 |
| Ausztrál New South Wales League - U20 | 2021/04/17 06:00 | Marconi Stallions - U20 v Sydney Olympic - U20 | W | 2-0 |
| Ausztrál New South Wales League - U20 | 2021/04/11 04:30 | Apia L Tigers - U20 v Marconi Stallions - U20 | W | 0-2 |
| Ausztrál New South Wales League - U20 | 2021/04/02 03:00 | Marconi Stallions - U20 v Wollongong Wolves - U20 | L | 1-2 |
| Ausztrál New South Wales League - U20 | 2021/03/28 03:00 | Marconi Stallions - U20 v Sydney United - U20 | W | 3-2 |