| Name | Ross Harkotsikas |
| Date of birth | Unknown |
| Nationality | Australian |
| Position | Center midfield |
| More info | Unavailable |
| Team | Appearances | Goals | Yellow cards | Red cards |
| Adelaide Olympic* | 1 | 0 | 0 | 0 |
| Match Type | Appearances | Goals | Yellow cards | Red cards |
| FFA Cup | 1 | 0 | 0 | 0 |
| Statistic | Margin | Matches |
| Biggest win | 3 goals | 29/09/2021 ECU Joondalup (WA) 0-3 Adelaide Olympic (SA) (Cup) |
| Biggest loss | N/A |
| # | Player | Appearances on the same team | Team(s) |
| 1. | Kristin Konstandopoulos | 1 | Adelaide Olympic |
| Christos Pounendis | 1 | Adelaide Olympic | |
| Fausto Erba | 1 | Adelaide Olympic | |
| Paul Wilson | 1 | Adelaide Olympic | |
| Joshua Kavenagh | 1 | Adelaide Olympic | |
| Kody Maude | 1 | Adelaide Olympic | |
| Panagiotis Manidakis | 1 | Adelaide Olympic | |
| Hirofumi Kochi | 1 | Adelaide Olympic | |
| Tito Bontor | 1 | Adelaide Olympic | |
| Giannis Simosis | 1 | Adelaide Olympic | |
| Jason Konstandopoulos | 1 | Adelaide Olympic | |
| Jacob Jones | 1 | Adelaide Olympic | |
| Michael Cittadini | 1 | Adelaide Olympic | |
| Konstantinos Styliadis | 1 | Adelaide Olympic | |
| Alexander Tsimopoulos | 1 | Adelaide Olympic |
| Team | Date | Match Type | Result | Goals | Bookings | On | Off | Notes |
| Adelaide Olympic* | 29/09/2021 | FFA Cup | ECU Joondalup (WA) 0-3 Adelaide Olympic (SA) | 96' | Full time |