| Australia New South Wales U20 League | 2024/03/05 08:00 | Sydney Olympic U20 v Marconi Stallions U20 | L | 1-0 |
| Australia New South Wales U20 League | 2023/08/19 06:45 | Marconi Stallions U20 v Sydney Olympic U20 | D | 1-1 |
| Australia New South Wales U20 League | 2023/05/06 06:30 | Sydney Olympic U20 v Marconi Stallions U20 | L | 3-2 |
| Australia New South Wales U20 League | 2022/06/19 03:45 | Sydney Olympic U20 v Marconi Stallions U20 | W | 1-2 |
| Australia New South Wales U20 League | 2022/05/10 09:30 | Marconi Stallions U20 v Sydney Olympic U20 | L | 1-2 |
| Australia New South Wales U20 League | 2021/04/17 06:00 | Marconi Stallions U20 v Sydney Olympic U20 | W | 2-0 |
| Australia New South Wales U20 League | 2020/09/05 04:00 | Marconi Stallions U20 v Sydney Olympic U20 | D | 1-1 |
| Australia New South Wales U20 League | 2020/03/14 04:01 | Marconi Stallions U20 v Sydney Olympic U20 | W | 2-1 |
| Australia New South Wales U20 League | 2024/06/08 09:30 | NWS Spirit FC U20 v Marconi Stallions U20 | W | 2-3 |
| Australia New South Wales U20 League | 2024/05/26 03:00 | Wollongong Wolves U20 v Marconi Stallions U20 | W | 1-3 |
| Australia New South Wales U20 League | 2024/05/12 03:00 | Blacktown City U20 v Marconi Stallions U20 | W | 0-4 |
| Australia New South Wales U20 League | 2024/05/04 07:00 | Marconi Stallions U20 v Hills United FC U20 | W | 5-1 |
| Australia New South Wales U20 League | 2024/04/27 07:00 | Marconi Stallions U20 v St George Saints U20 | W | 1-0 |
| Australia New South Wales U20 League | 2024/04/21 03:00 | Sydney United U20 v Marconi Stallions U20 | W | 1-3 |
| Australia New South Wales U20 League | 2024/04/13 07:00 | Marconi Stallions U20 v Manly United U20 | W | 4-0 |
| Australia New South Wales U20 League | 2024/04/06 06:00 | St George City FA U20 v Marconi Stallions U20 | W | 1-4 |
| Australia New South Wales U20 League | 2024/06/09 03:00 | Sydney United U20 v Sydney Olympic U20 | D | 1-1 |
| Australia New South Wales U20 League | 2024/06/01 07:00 | St George City FA U20 v Sydney Olympic U20 | L | 3-2 |
| Australia New South Wales U20 League | 2024/05/25 07:00 | Hills United FC U20 v Sydney Olympic U20 | D | 0-0 |
| Australia New South Wales U20 League | 2024/05/17 07:30 | Sydney FC U20 v Sydney Olympic U20 | L | 4-1 |
| Australia New South Wales U20 League | 2024/05/05 05:00 | St George Saints U20 v Sydney Olympic U20 | L | 4-3 |
| Australia New South Wales U20 League | 2024/04/21 03:00 | Sydney Olympic U20 v NWS Spirit FC U20 | W | 5-3 |
| Australia New South Wales U20 League | 2024/04/14 02:30 | Rockdale Ilinden FC U20 v Sydney Olympic U20 | L | 3-2 |
| Australia New South Wales U20 League | 2024/03/30 08:00 | Sydney Olympic U20 v Wollongong Wolves U20 | W | 5-2 |