| Australia New South Wales U20 League | 2023/05/26 07:30 | Sydney FC U20 v Marconi Stallions U20 | W | 3-0 |
| Australia New South Wales U20 League | 2022/05/28 07:00 | Marconi Stallions U20 v Sydney FC U20 | W | 0-5 |
| Australia New South Wales U20 League | 2022/03/13 05:30 | Sydney FC U20 v Marconi Stallions U20 | W | 2-1 |
| Australia New South Wales U20 League | 2021/02/26 06:45 | Marconi Stallions U20 v Sydney FC U20 | D | 0-0 |
| Australia New South Wales U20 League | 2020/10/09 06:00 | Marconi Stallions U20 v Sydney FC U20 | W | 0-3 |
| Australia New South Wales U20 League | 2019/03/23 06:00 | Sydney FC U20 v Marconi Stallions U20 | D | 0-0 |
| Australia New South Wales U20 League | 2024/08/23 09:00 | Sydney Olympic U20 v Sydney FC U20 | W | 2-3 |
| Australia New South Wales U20 League | 2024/08/19 07:45 | Sydney FC U20 v Rockdale Ilinden FC U20 | L | 1-2 |
| Australia New South Wales U20 League | 2024/08/11 09:30 | Apia L Tigers U20 v Sydney FC U20 | W | 0-1 |
| Australia New South Wales U20 League | 2024/08/04 03:00 | Sydney United U20 v Sydney FC U20 | W | 1-5 |
| Australia New South Wales U20 League | 2024/07/26 07:30 | Sydney FC U20 v Wollongong Wolves U20 | W | 3-1 |
| Australia New South Wales U20 League | 2024/07/20 08:30 | Sutherland Sharks U20 v Sydney FC U20 | W | 1-4 |
| Australia New South Wales U20 League | 2024/07/12 07:30 | Sydney FC U20 v Blacktown City U20 | L | 0-2 |
| Australia New South Wales U20 League | 2024/07/06 07:00 | St George City FA U20 v Sydney FC U20 | D | 1-1 |
| Australia New South Wales U20 League | 2025/02/08 06:00 | Marconi Stallions U20 v Blacktown City U20 | W | 4-2 |
| Australia New South Wales U20 League | 2024/09/01 00:00 | Rockdale Ilinden FC U20 v Marconi Stallions U20 | L | 3-0 |
| Australia New South Wales U20 League | 2024/08/29 09:30 | Marconi Stallions U20 v NWS Spirit FC U20 | W | 5-1 |
| Australia New South Wales U20 League | 2024/08/25 03:00 | Marconi Stallions U20 v Western Sydney Wanderers U20 | D | 1-1 |
| Australia New South Wales U20 League | 2024/08/17 07:00 | Marconi Stallions U20 v Blacktown City U20 | W | 3-1 |
| Australia New South Wales U20 League | 2024/08/10 07:00 | Hills United FC U20 v Marconi Stallions U20 | D | 1-1 |
| Australia New South Wales U20 League | 2024/08/03 07:00 | St George Saints U20 v Marconi Stallions U20 | W | 0-3 |
| Australia New South Wales U20 League | 2024/07/27 07:00 | Marconi Stallions U20 v Sydney United U20 | L | 0-3 |