Head to Head
| Australia New South Wales Premier League | 2019/06/09 05:00 | Marconi Stallions v Sydney FC U21 | L | 5-2 |
| Australia New South Wales Premier League | 2019/03/23 08:00 | Sydney FC U21 v Marconi Stallions | L | 0-2 |
| Australia New South Wales Premier League | 2018/07/29 05:00 | Marconi Stallions v Sydney FC U21 | L | 4-1 |
| Australia New South Wales Premier League | 2018/05/05 05:00 | Sydney FC U21 v Marconi Stallions | D | 2-2 |
Home History
| Australia New South Wales Premier League | 2020/03/01 03:00 | Mt Druitt Town Rangers v Sydney FC U21 | W | 1-2 |
| Australia A-League Youth | 2020/01/31 05:30 | Sydney FC U21 v Melbourne Victory U21 | W | 5-1 |
| Australia A-League Youth | 2020/01/25 07:00 | Sydney FC U21 v Canberra United FC U21 | W | 7-0 |
| Australia A-League Youth | 2020/01/19 00:00 | Western Sydney Wanderers U21 v Sydney FC U21 | D | 1-1 |
| Australia A-League Youth | 2019/12/29 10:00 | Sydney FC U21 v Central Coast Mariners U21 | W | 5-3 |
| Australia A-League Youth | 2019/12/22 05:00 | Newcastle Jets U21 v Sydney FC U21 | W | 3-5 |
| Australia A-League Youth | 2019/12/15 05:00 | Canberra United FC U21 v Sydney FC U21 | D | 2-2 |
| Australia A-League Youth | 2019/12/07 05:45 | Sydney FC U21 v Western Sydney Wanderers U21 | W | 6-0 |
Away History
| Australia New South Wales Premier League | 2020/03/01 08:00 | Marconi Stallions v Sutherland Sharks | W | 4-1 |
| Australia Friendlies | 2020/02/13 08:30 | Sutherland Sharks v Marconi Stallions | D | 1-1 |
| Australia Friendlies | 2020/02/01 07:06 | St George City FA v Marconi Stallions | W | 1-2 |
| Australia Friendlies | 2020/01/25 08:03 | NWS Spirit FC v Marconi Stallions | L | 3-2 |
| Australia Friendlies | 2020/01/19 07:59 | Rydalmere Lions FC v Marconi Stallions | W | 0-4 |
| Australia FFA Cup | 2019/08/21 09:30 | Marconi Stallions v Melbourne City | L | 1-2 |
| Australia New South Wales Premier League | 2019/08/17 06:00 | Sydney United 58 v Marconi Stallions | L | 2-0 |
| Australia New South Wales Premier League | 2019/08/11 05:00 | Wollongong Wolves v Marconi Stallions | L | 1-0 |